diff --git a/Exploits/fastPathSign/Makefile b/Exploits/fastPathSign/Makefile
index c7ff624..e1a3981 100644
--- a/Exploits/fastPathSign/Makefile
+++ b/Exploits/fastPathSign/Makefile
@@ -9,4 +9,4 @@ $(TARGET): $(wildcard src/*.m src/*.c)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
 
 clean:
-	@rm -f $(TARGET)
\ No newline at end of file
+	@rm -f $(TARGET)
diff --git a/Exploits/fastPathSign/src/coretrust_bug.c b/Exploits/fastPathSign/src/coretrust_bug.c
index 7fbc1c1..5978529 100644
--- a/Exploits/fastPathSign/src/coretrust_bug.c
+++ b/Exploits/fastPathSign/src/coretrust_bug.c
@@ -10,7 +10,6 @@
 #include <choma/MemoryStream.h>
 #include <choma/FileStream.h>
 #include <choma/BufferedStream.h>
-#include <choma/Signing.h>
 #include <choma/SignOSSL.h>
 #include <choma/CodeDirectory.h>
 #include <choma/Base64.h>
@@ -122,6 +121,12 @@ int apply_coretrust_bypass(const char *machoPath)
 {
     MachO *macho = macho_init_for_writing(machoPath);
     if (!macho) return -1;
+
+    if (macho_is_encrypted(macho)) {
+        printf("Error: MachO is encrypted, please use a decrypted app!\n");
+        macho_free(macho);
+        return 2;
+    }
     
     CS_SuperBlob *superblob = macho_read_code_signature(macho);
     if (!superblob) {
@@ -137,8 +142,19 @@ int apply_coretrust_bypass(const char *machoPath)
     CS_DecodedBlob *mainCodeDirBlob = csd_superblob_find_blob(decodedSuperblob, CSSLOT_CODEDIRECTORY, NULL);
     CS_DecodedBlob *alternateCodeDirBlob = csd_superblob_find_blob(decodedSuperblob, CSSLOT_ALTERNATE_CODEDIRECTORIES, NULL);
 
+    CS_DecodedBlob *entitlementsBlob = csd_superblob_find_blob(decodedSuperblob, CSSLOT_ENTITLEMENTS, NULL);
+    CS_DecodedBlob *derEntitlementsBlob = csd_superblob_find_blob(decodedSuperblob, CSSLOT_DER_ENTITLEMENTS, NULL);
+
+    if (!entitlementsBlob && !derEntitlementsBlob && macho->machHeader.filetype == MH_EXECUTE) {
+        printf("Error: Unable to find existing entitlements blobs in executable MachO, please make sure to ad-hoc sign with entitlements before running the bypass.\n");
+        csd_blob_free(mainCodeDirBlob);
+        if (alternateCodeDirBlob) csd_blob_free(alternateCodeDirBlob);
+        macho_free(macho);
+        return -1;
+    }
+
     if (!mainCodeDirBlob) {
-        printf("Error: Unable to find code directory, make sure the input binary is ad-hoc signed?\n");
+        printf("Error: Unable to find code directory, make sure the input binary is ad-hoc signed.\n");
         return -1;
     }
 
diff --git a/Exploits/fastPathSign/src/external/include/choma/CSBlob.h b/Exploits/fastPathSign/src/external/include/choma/CSBlob.h
index 5901e84..f779929 100644
--- a/Exploits/fastPathSign/src/external/include/choma/CSBlob.h
+++ b/Exploits/fastPathSign/src/external/include/choma/CSBlob.h
@@ -12,63 +12,74 @@
 
 // Blob index
 typedef struct __BlobIndex {
-	uint32_t type;
-	uint32_t offset;
+    uint32_t type;
+    uint32_t offset;
 } CS_BlobIndex;
 
 // CMS superblob
 typedef struct __SuperBlob {
-	uint32_t magic;
-	uint32_t length;
-	uint32_t count;
-	CS_BlobIndex index[];
+    uint32_t magic;
+    uint32_t length;
+    uint32_t count;
+    CS_BlobIndex index[];
 } CS_SuperBlob;
 
 typedef struct __GenericBlob {
-	uint32_t magic;					/* magic number */
-	uint32_t length;				/* total length of blob */
-	char data[];
+    uint32_t magic;					/* magic number */
+    uint32_t length;				/* total length of blob */
+    char data[];
 } CS_GenericBlob;
 
 // CMS blob magic types
 enum {
-    CSBLOB_REQUIREMENT = 0xfade0c00,
-    CSBLOB_REQUIREMENTS = 0xfade0c01,
-    CSBLOB_CODEDIRECTORY = 0xfade0c02,
-    CSBLOB_EMBEDDED_SIGNATURE = 0xfade0cc0,
-    CSBLOB_DETACHED_SIGNATURE = 0xfade0cc1,
-    CSBLOB_ENTITLEMENTS = 0xfade7171,
-    CSBLOB_DER_ENTITLEMENTS = 0xfade7172,
-    CSBLOB_SIGNATURE_BLOB = 0xfade0b01
-} CS_BlobType;
+    CSMAGIC_REQUIREMENT = 0xfade0c00,
+    CSMAGIC_REQUIREMENTS = 0xfade0c01,
+    CSMAGIC_CODEDIRECTORY = 0xfade0c02,
+    CSMAGIC_EMBEDDED_SIGNATURE = 0xfade0cc0,
+    CSMAGIC_EMBEDDED_SIGNATURE_OLD = 0xfade0b02,
+    CSMAGIC_EMBEDDED_ENTITLEMENTS = 0xfade7171,
+    CSMAGIC_EMBEDDED_DER_ENTITLEMENTS = 0xfade7172,
+    CSMAGIC_DETACHED_SIGNATURE = 0xfade0cc1,
+    CSMAGIC_BLOBWRAPPER = 0xfade0b01,
+    CSMAGIC_EMBEDDED_LAUNCH_CONSTRAINT = 0xfade8181,
+} CS_BlobMagic;
 
 enum {
     CSSLOT_CODEDIRECTORY = 0,
-	CSSLOT_INFOSLOT = 1,
-	CSSLOT_REQUIREMENTS = 2,
-	CSSLOT_RESOURCEDIR = 3,
-	CSSLOT_APPLICATION = 4,
-	CSSLOT_ENTITLEMENTS = 5,
+    CSSLOT_INFOSLOT = 1,
+    CSSLOT_REQUIREMENTS = 2,
+    CSSLOT_RESOURCEDIR = 3,
+    CSSLOT_APPLICATION = 4,
+    CSSLOT_ENTITLEMENTS = 5,
     CSSLOT_DER_ENTITLEMENTS = 7,
-    CSSLOT_ALTERNATE_CODEDIRECTORIES = 0x1000,
-	CSSLOT_ALTERNATE_CODEDIRECTORY_MAX = 5,
-	CSSLOT_ALTERNATE_CODEDIRECTORY_LIMIT = CSSLOT_ALTERNATE_CODEDIRECTORIES + CSSLOT_ALTERNATE_CODEDIRECTORY_MAX,
-    CSSLOT_SIGNATURESLOT = 0x10000
+    CSSLOT_LAUNCH_CONSTRAINT_SELF = 8,
+    CSSLOT_LAUNCH_CONSTRAINT_PARENT = 9,
+    CSSLOT_LAUNCH_CONSTRAINT_RESPONSIBLE = 10,
+    CSSLOT_LIBRARY_CONSTRAINT = 11,
+
+    CSSLOT_ALTERNATE_CODEDIRECTORIES = 0x1000, /* first alternate CodeDirectory, if any */
+    CSSLOT_ALTERNATE_CODEDIRECTORY_MAX = 5,         /* max number of alternate CD slots */
+    CSSLOT_ALTERNATE_CODEDIRECTORY_LIMIT = CSSLOT_ALTERNATE_CODEDIRECTORIES + CSSLOT_ALTERNATE_CODEDIRECTORY_MAX, /* one past the last */
+
+    CSSLOT_SIGNATURESLOT = 0x10000,
+    CSSLOT_IDENTIFICATIONSLOT = 0x10001,
+    CSSLOT_TICKETSLOT = 0x10002,
 } CS_SlotType;
 
 typedef struct s_CS_DecodedBlob {
-	struct s_CS_DecodedBlob *next;
-	uint32_t type;
-	MemoryStream *stream;
+    struct s_CS_DecodedBlob *next;
+    uint32_t type;
+    MemoryStream *stream;
 } CS_DecodedBlob;
 
 typedef struct s_CS_DecodedSuperBlob {
-	uint32_t magic;
-	struct s_CS_DecodedBlob *firstBlob;
+    uint32_t magic;
+    struct s_CS_DecodedBlob *firstBlob;
 } CS_DecodedSuperBlob;
 
 // Convert blob magic to readable blob type string
-char *cs_blob_magic_to_string(int magic);
+const char *cs_blob_magic_to_string(uint32_t magic);
+const char *cs_slot_type_to_string(uint32_t slotType);
 
 // Extract Code Signature to file
 int macho_extract_cs_to_file(MachO *macho, CS_SuperBlob *superblob);
diff --git a/Exploits/fastPathSign/src/external/include/choma/FAT.h b/Exploits/fastPathSign/src/external/include/choma/FAT.h
index 22faf05..102133b 100644
--- a/Exploits/fastPathSign/src/external/include/choma/FAT.h
+++ b/Exploits/fastPathSign/src/external/include/choma/FAT.h
@@ -30,11 +30,16 @@ FAT *fat_init_from_memory_stream(MemoryStream *stream);
 
 // Initialise a FAT structure using the path to the file
 FAT *fat_init_from_path(const char *filePath);
-//FAT *fat_init_from_path_for_writing(const char *filePath);
 
 // Find macho with cputype and cpusubtype in FAT, returns NULL if not found
 MachO *fat_find_slice(FAT *fat, cpu_type_t cputype, cpu_subtype_t cpusubtype);
 
+// Create a FAT structure from an array of MachO structures
+FAT *fat_create_for_macho_array(char *firstInputPath, MachO **machoArray, int machoArrayCount);
+
+// Add a MachO to the FAT structure
+int fat_add_macho(FAT *fat, MachO *macho);
+
 // Free all elements of the FAT structure
 void fat_free(FAT *fat);
 
diff --git a/Exploits/fastPathSign/src/external/include/choma/MachO.h b/Exploits/fastPathSign/src/external/include/choma/MachO.h
index 5b92923..1b933ba 100644
--- a/Exploits/fastPathSign/src/external/include/choma/MachO.h
+++ b/Exploits/fastPathSign/src/external/include/choma/MachO.h
@@ -57,6 +57,12 @@ MachO *macho_init(MemoryStream *stream, struct fat_arch_64 archDescriptor);
 // Initialize a single slice macho for writing to it
 MachO *macho_init_for_writing(const char *filePath);
 
+// Create an array of MachO objects from an array of paths
+MachO **macho_array_create_for_paths(char **inputPaths, int inputPathsCount);
+
+// Check if a MachO is encrypted
+bool macho_is_encrypted(MachO *macho);
+
 void macho_free(MachO *macho);
 
 #endif // MACHO_SLICE_H
\ No newline at end of file
diff --git a/Exploits/fastPathSign/src/external/include/choma/MachOByteOrder.h b/Exploits/fastPathSign/src/external/include/choma/MachOByteOrder.h
index 394dba7..f1b0a7b 100644
--- a/Exploits/fastPathSign/src/external/include/choma/MachOByteOrder.h
+++ b/Exploits/fastPathSign/src/external/include/choma/MachOByteOrder.h
@@ -99,6 +99,13 @@
     applier(lc, dataoff); \
     applier(lc, datasize);
 
+#define ENCRYPTION_INFO_COMMAND_APPLY_BYTE_ORDER(eic, applier) \
+    applier(eic, cmd); \
+    applier(eic, cmdsize); \
+    applier(eic, cryptoff); \
+    applier(eic, cryptsize); \
+    applier(eic, cryptid);
+
 #define BLOB_INDEX_APPLY_BYTE_ORDER(bi, applier) \
     applier(bi, type); \
     applier(bi, offset);
diff --git a/Exploits/fastPathSign/src/external/include/choma/PatchFinder.h b/Exploits/fastPathSign/src/external/include/choma/PatchFinder.h
index b2ddd60..d15b0f4 100644
--- a/Exploits/fastPathSign/src/external/include/choma/PatchFinder.h
+++ b/Exploits/fastPathSign/src/external/include/choma/PatchFinder.h
@@ -6,6 +6,7 @@
 #define METRIC_TYPE_FUNCTION_XREF 3
 
 typedef struct PFSection {
+	MachO *macho;
 	uint64_t fileoff;
 	uint64_t vmaddr;
 	uint64_t size;
@@ -13,13 +14,16 @@ typedef struct PFSection {
 	bool ownsCache;
 } PFSection;
 
-PFSection *macho_patchfinder_create_section(MachO *macho, const char *filesetEntryId, const char *segName, const char *sectName);
-int macho_patchfinder_cache_section(PFSection *section, MachO *fromMacho);
-void macho_patchfinder_section_free(PFSection *section);
+PFSection *pf_section_init_from_macho(MachO *macho, const char *filesetEntryId, const char *segName, const char *sectName);
+int pf_section_read_at_relative_offset(PFSection *section, uint64_t rel, size_t size, void *outBuf);
+int pf_section_read_at_address(PFSection *section, uint64_t vmaddr, void *outBuf, size_t size);
+uint32_t pf_section_read32(PFSection *section, uint64_t vmaddr);
+int pf_section_set_cached(PFSection *section, bool cached);
+void pf_section_free(PFSection *section);
+
 
 typedef struct MetricShared {
 	uint32_t type;
-	PFSection *section;
 } MetricShared;
 
 
@@ -39,6 +43,5 @@ typedef struct BytePatternMetric {
 	BytePatternAlignment alignment;
 } BytePatternMetric;
 
-BytePatternMetric *macho_patchfinder_create_byte_pattern_metric(PFSection *section, void *bytes, void *mask, size_t nbytes, BytePatternAlignment alignment);
-
-void macho_patchfinder_run_metric(MachO *macho, void *metric, void (^matchBlock)(uint64_t vmaddr, bool *stop));
+BytePatternMetric *pf_create_byte_pattern_metric(void *bytes, void *mask, size_t nbytes, BytePatternAlignment alignment);
+void pf_section_run_metric(PFSection *section, void *metric, void (^matchBlock)(uint64_t vmaddr, bool *stop));
diff --git a/Exploits/fastPathSign/src/external/include/choma/Signing.h b/Exploits/fastPathSign/src/external/include/choma/Signing.h
deleted file mode 100644
index 5a0d670..0000000
--- a/Exploits/fastPathSign/src/external/include/choma/Signing.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef SIGNING_H
-#define SIGNING_H
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <CommonCrypto/CommonCrypto.h>
-#include <Security/SecKey.h>
-#include <Security/Security.h>
-
-// int signWithRSA(const char *certificateFile, const char *inputFile, const char *outputFile);
-
-#endif // SIGNING_H
\ No newline at end of file
diff --git a/Exploits/fastPathSign/src/external/include/choma/Util.h b/Exploits/fastPathSign/src/external/include/choma/Util.h
index acca0ab..4bbda41 100644
--- a/Exploits/fastPathSign/src/external/include/choma/Util.h
+++ b/Exploits/fastPathSign/src/external/include/choma/Util.h
@@ -1,6 +1,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 
+int memcmp_masked(const void *str1, const void *str2, unsigned char* mask, size_t n);
 uint64_t align_to_size(int size, int alignment);
 int count_digits(int64_t num);
 void print_hash(uint8_t *hash, size_t size);
\ No newline at end of file
diff --git a/Exploits/fastPathSign/src/external/lib/libchoma.a b/Exploits/fastPathSign/src/external/lib/libchoma.a
index e71ff9b..e69e186 100644
Binary files a/Exploits/fastPathSign/src/external/lib/libchoma.a and b/Exploits/fastPathSign/src/external/lib/libchoma.a differ
diff --git a/Exploits/fastPathSign/src/main.m b/Exploits/fastPathSign/src/main.m
index 2cdb251..269e99b 100644
--- a/Exploits/fastPathSign/src/main.m
+++ b/Exploits/fastPathSign/src/main.m
@@ -11,7 +11,30 @@ char *extract_preferred_slice(const char *fatPath)
     FAT *fat = fat_init_from_path(fatPath);
     if (!fat) return NULL;
     MachO *macho = fat_find_preferred_slice(fat);
-    if (!macho) return NULL;
+
+#if TARGET_OS_MAC && !TARGET_OS_IPHONE
+    if (!macho) {
+        // Check for arm64v8 first
+        macho = fat_find_slice(fat, CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_V8);
+        if (!macho) {
+            // If that fails, check for regular arm64
+            macho = fat_find_slice(fat, CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_ALL);
+            if (!macho) {
+                // If that fails, check for arm64e
+                macho = fat_find_slice(fat, CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64E);
+                if (!macho) {
+                    fat_free(fat);
+                    return NULL;
+                }
+            }
+        }
+    }
+#else
+    if (!macho) {
+        fat_free(fat);
+        return NULL;
+    }
+#endif // TARGET_OS_MAC && !TARGET_OS_IPHONE
     
     char *temp = strdup("/tmp/XXXXXX");
     int fd = mkstemp(temp);
@@ -26,30 +49,6 @@ char *extract_preferred_slice(const char *fatPath)
     return temp;
 }
 
-int apply_coretrust_bypass_wrapper(const char *inputPath, const char *outputPath)
-{
-    char *machoPath = extract_preferred_slice(inputPath);
-    printf("extracted best slice to %s\n", machoPath);
-
-    int r = apply_coretrust_bypass(machoPath);
-    if (r != 0) {
-        free(machoPath);
-        return r;
-    }
-
-    r = copyfile(machoPath, outputPath, 0, COPYFILE_ALL | COPYFILE_MOVE | COPYFILE_UNLINK);
-    if (r == 0) {
-        chmod(outputPath, 0755);
-        printf("Signed file! CoreTrust bypass eta now!!\n");
-    }
-    else {
-        perror("copyfile");
-    }
-
-    free(machoPath);
-    return r;
-}
-
 
 int main(int argc, char *argv[]) {
 	if (argc < 2) return -1;
@@ -77,9 +76,11 @@ int main(int argc, char *argv[]) {
 
     printf("Applying CoreTrust bypass...\n");
 
-	if (apply_coretrust_bypass(machoPath) != 0) {
+    r = apply_coretrust_bypass(machoPath);
+
+	if (r != 0) {
 		printf("Failed applying CoreTrust bypass\n");
-		return -1;
+		return r;
 	}
 
     if (copyfile(machoPath, input, 0, COPYFILE_ALL | COPYFILE_MOVE | COPYFILE_UNLINK) == 0) {
diff --git a/README.md b/README.md
index 45f6f10..227e436 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 TrollStore is a permasigned jailed app that can permanently install any IPA you open in it.
 
-It works because of an AMFI/CoreTrust bug where iOS does not verify whether or not a root certificate used to sign a binary is legit.
+It works because of an AMFI/CoreTrust bug where iOS does not correctly verify code signatures of binaries in which there are multiple signers.
 
 Supported versions: 14.0 - 16.6.1, 17.0
 
@@ -100,7 +100,7 @@ When your app is not sandboxed, you can spawn other binaries using posix_spawn,
 
 You can also add your own binaries into your app bundle.
 
-Afterwards you can use the [spawnRoot function in TSUtil.m](./Shared/TSUtil.m#L77) to spawn the binary as root.
+Afterwards you can use the [spawnRoot function in TSUtil.m](./Shared/TSUtil.m#L79) to spawn the binary as root.
 
 ### Things that are not possible using TrollStore
 
@@ -110,8 +110,12 @@ Afterwards you can use the [spawnRoot function in TSUtil.m](./Shared/TSUtil.m#L7
 
 ## Credits and Further Reading
 
-[@LinusHenze](https://twitter.com/LinusHenze/) - Found the CoreTrust bug that allows TrollStore to work.
+[@alfiecg_dev](https://twitter.com/alfiecg_dev/) - Found the CoreTrust bug that allows TrollStore to work through patchdiffing and worked on automating the bypass.
+
+Google Threat Analysis Group - Found the CoreTrust bug as part of an in-the-wild spyware chain and reported it to Apple.
+
+[@LinusHenze](https://twitter.com/LinusHenze) - Found the installd bypass used to install TrollStore on iOS 14-15.6.1 via TrollHelperOTA, as well as the original CoreTrust bug used in TrollStore 1.0.
 
 [Fugu15 Presentation](https://youtu.be/rPTifU1lG7Q)
 
-[Write-Up on the CoreTrust bug with more information](https://worthdoingbadly.com/coretrust/).
+[Write-Up on the first CoreTrust bug with more information](https://worthdoingbadly.com/coretrust/).
diff --git a/RootHelper/external/include/choma/CSBlob.h b/RootHelper/external/include/choma/CSBlob.h
index 5901e84..f779929 100644
--- a/RootHelper/external/include/choma/CSBlob.h
+++ b/RootHelper/external/include/choma/CSBlob.h
@@ -12,63 +12,74 @@
 
 // Blob index
 typedef struct __BlobIndex {
-	uint32_t type;
-	uint32_t offset;
+    uint32_t type;
+    uint32_t offset;
 } CS_BlobIndex;
 
 // CMS superblob
 typedef struct __SuperBlob {
-	uint32_t magic;
-	uint32_t length;
-	uint32_t count;
-	CS_BlobIndex index[];
+    uint32_t magic;
+    uint32_t length;
+    uint32_t count;
+    CS_BlobIndex index[];
 } CS_SuperBlob;
 
 typedef struct __GenericBlob {
-	uint32_t magic;					/* magic number */
-	uint32_t length;				/* total length of blob */
-	char data[];
+    uint32_t magic;					/* magic number */
+    uint32_t length;				/* total length of blob */
+    char data[];
 } CS_GenericBlob;
 
 // CMS blob magic types
 enum {
-    CSBLOB_REQUIREMENT = 0xfade0c00,
-    CSBLOB_REQUIREMENTS = 0xfade0c01,
-    CSBLOB_CODEDIRECTORY = 0xfade0c02,
-    CSBLOB_EMBEDDED_SIGNATURE = 0xfade0cc0,
-    CSBLOB_DETACHED_SIGNATURE = 0xfade0cc1,
-    CSBLOB_ENTITLEMENTS = 0xfade7171,
-    CSBLOB_DER_ENTITLEMENTS = 0xfade7172,
-    CSBLOB_SIGNATURE_BLOB = 0xfade0b01
-} CS_BlobType;
+    CSMAGIC_REQUIREMENT = 0xfade0c00,
+    CSMAGIC_REQUIREMENTS = 0xfade0c01,
+    CSMAGIC_CODEDIRECTORY = 0xfade0c02,
+    CSMAGIC_EMBEDDED_SIGNATURE = 0xfade0cc0,
+    CSMAGIC_EMBEDDED_SIGNATURE_OLD = 0xfade0b02,
+    CSMAGIC_EMBEDDED_ENTITLEMENTS = 0xfade7171,
+    CSMAGIC_EMBEDDED_DER_ENTITLEMENTS = 0xfade7172,
+    CSMAGIC_DETACHED_SIGNATURE = 0xfade0cc1,
+    CSMAGIC_BLOBWRAPPER = 0xfade0b01,
+    CSMAGIC_EMBEDDED_LAUNCH_CONSTRAINT = 0xfade8181,
+} CS_BlobMagic;
 
 enum {
     CSSLOT_CODEDIRECTORY = 0,
-	CSSLOT_INFOSLOT = 1,
-	CSSLOT_REQUIREMENTS = 2,
-	CSSLOT_RESOURCEDIR = 3,
-	CSSLOT_APPLICATION = 4,
-	CSSLOT_ENTITLEMENTS = 5,
+    CSSLOT_INFOSLOT = 1,
+    CSSLOT_REQUIREMENTS = 2,
+    CSSLOT_RESOURCEDIR = 3,
+    CSSLOT_APPLICATION = 4,
+    CSSLOT_ENTITLEMENTS = 5,
     CSSLOT_DER_ENTITLEMENTS = 7,
-    CSSLOT_ALTERNATE_CODEDIRECTORIES = 0x1000,
-	CSSLOT_ALTERNATE_CODEDIRECTORY_MAX = 5,
-	CSSLOT_ALTERNATE_CODEDIRECTORY_LIMIT = CSSLOT_ALTERNATE_CODEDIRECTORIES + CSSLOT_ALTERNATE_CODEDIRECTORY_MAX,
-    CSSLOT_SIGNATURESLOT = 0x10000
+    CSSLOT_LAUNCH_CONSTRAINT_SELF = 8,
+    CSSLOT_LAUNCH_CONSTRAINT_PARENT = 9,
+    CSSLOT_LAUNCH_CONSTRAINT_RESPONSIBLE = 10,
+    CSSLOT_LIBRARY_CONSTRAINT = 11,
+
+    CSSLOT_ALTERNATE_CODEDIRECTORIES = 0x1000, /* first alternate CodeDirectory, if any */
+    CSSLOT_ALTERNATE_CODEDIRECTORY_MAX = 5,         /* max number of alternate CD slots */
+    CSSLOT_ALTERNATE_CODEDIRECTORY_LIMIT = CSSLOT_ALTERNATE_CODEDIRECTORIES + CSSLOT_ALTERNATE_CODEDIRECTORY_MAX, /* one past the last */
+
+    CSSLOT_SIGNATURESLOT = 0x10000,
+    CSSLOT_IDENTIFICATIONSLOT = 0x10001,
+    CSSLOT_TICKETSLOT = 0x10002,
 } CS_SlotType;
 
 typedef struct s_CS_DecodedBlob {
-	struct s_CS_DecodedBlob *next;
-	uint32_t type;
-	MemoryStream *stream;
+    struct s_CS_DecodedBlob *next;
+    uint32_t type;
+    MemoryStream *stream;
 } CS_DecodedBlob;
 
 typedef struct s_CS_DecodedSuperBlob {
-	uint32_t magic;
-	struct s_CS_DecodedBlob *firstBlob;
+    uint32_t magic;
+    struct s_CS_DecodedBlob *firstBlob;
 } CS_DecodedSuperBlob;
 
 // Convert blob magic to readable blob type string
-char *cs_blob_magic_to_string(int magic);
+const char *cs_blob_magic_to_string(uint32_t magic);
+const char *cs_slot_type_to_string(uint32_t slotType);
 
 // Extract Code Signature to file
 int macho_extract_cs_to_file(MachO *macho, CS_SuperBlob *superblob);
diff --git a/RootHelper/external/include/choma/FAT.h b/RootHelper/external/include/choma/FAT.h
index 22faf05..102133b 100644
--- a/RootHelper/external/include/choma/FAT.h
+++ b/RootHelper/external/include/choma/FAT.h
@@ -30,11 +30,16 @@ FAT *fat_init_from_memory_stream(MemoryStream *stream);
 
 // Initialise a FAT structure using the path to the file
 FAT *fat_init_from_path(const char *filePath);
-//FAT *fat_init_from_path_for_writing(const char *filePath);
 
 // Find macho with cputype and cpusubtype in FAT, returns NULL if not found
 MachO *fat_find_slice(FAT *fat, cpu_type_t cputype, cpu_subtype_t cpusubtype);
 
+// Create a FAT structure from an array of MachO structures
+FAT *fat_create_for_macho_array(char *firstInputPath, MachO **machoArray, int machoArrayCount);
+
+// Add a MachO to the FAT structure
+int fat_add_macho(FAT *fat, MachO *macho);
+
 // Free all elements of the FAT structure
 void fat_free(FAT *fat);
 
diff --git a/RootHelper/external/include/choma/MachO.h b/RootHelper/external/include/choma/MachO.h
index 5b92923..1b933ba 100644
--- a/RootHelper/external/include/choma/MachO.h
+++ b/RootHelper/external/include/choma/MachO.h
@@ -57,6 +57,12 @@ MachO *macho_init(MemoryStream *stream, struct fat_arch_64 archDescriptor);
 // Initialize a single slice macho for writing to it
 MachO *macho_init_for_writing(const char *filePath);
 
+// Create an array of MachO objects from an array of paths
+MachO **macho_array_create_for_paths(char **inputPaths, int inputPathsCount);
+
+// Check if a MachO is encrypted
+bool macho_is_encrypted(MachO *macho);
+
 void macho_free(MachO *macho);
 
 #endif // MACHO_SLICE_H
\ No newline at end of file
diff --git a/RootHelper/external/include/choma/MachOByteOrder.h b/RootHelper/external/include/choma/MachOByteOrder.h
index 394dba7..f1b0a7b 100644
--- a/RootHelper/external/include/choma/MachOByteOrder.h
+++ b/RootHelper/external/include/choma/MachOByteOrder.h
@@ -99,6 +99,13 @@
     applier(lc, dataoff); \
     applier(lc, datasize);
 
+#define ENCRYPTION_INFO_COMMAND_APPLY_BYTE_ORDER(eic, applier) \
+    applier(eic, cmd); \
+    applier(eic, cmdsize); \
+    applier(eic, cryptoff); \
+    applier(eic, cryptsize); \
+    applier(eic, cryptid);
+
 #define BLOB_INDEX_APPLY_BYTE_ORDER(bi, applier) \
     applier(bi, type); \
     applier(bi, offset);
diff --git a/RootHelper/external/include/choma/PatchFinder.h b/RootHelper/external/include/choma/PatchFinder.h
index b2ddd60..d15b0f4 100644
--- a/RootHelper/external/include/choma/PatchFinder.h
+++ b/RootHelper/external/include/choma/PatchFinder.h
@@ -6,6 +6,7 @@
 #define METRIC_TYPE_FUNCTION_XREF 3
 
 typedef struct PFSection {
+	MachO *macho;
 	uint64_t fileoff;
 	uint64_t vmaddr;
 	uint64_t size;
@@ -13,13 +14,16 @@ typedef struct PFSection {
 	bool ownsCache;
 } PFSection;
 
-PFSection *macho_patchfinder_create_section(MachO *macho, const char *filesetEntryId, const char *segName, const char *sectName);
-int macho_patchfinder_cache_section(PFSection *section, MachO *fromMacho);
-void macho_patchfinder_section_free(PFSection *section);
+PFSection *pf_section_init_from_macho(MachO *macho, const char *filesetEntryId, const char *segName, const char *sectName);
+int pf_section_read_at_relative_offset(PFSection *section, uint64_t rel, size_t size, void *outBuf);
+int pf_section_read_at_address(PFSection *section, uint64_t vmaddr, void *outBuf, size_t size);
+uint32_t pf_section_read32(PFSection *section, uint64_t vmaddr);
+int pf_section_set_cached(PFSection *section, bool cached);
+void pf_section_free(PFSection *section);
+
 
 typedef struct MetricShared {
 	uint32_t type;
-	PFSection *section;
 } MetricShared;
 
 
@@ -39,6 +43,5 @@ typedef struct BytePatternMetric {
 	BytePatternAlignment alignment;
 } BytePatternMetric;
 
-BytePatternMetric *macho_patchfinder_create_byte_pattern_metric(PFSection *section, void *bytes, void *mask, size_t nbytes, BytePatternAlignment alignment);
-
-void macho_patchfinder_run_metric(MachO *macho, void *metric, void (^matchBlock)(uint64_t vmaddr, bool *stop));
+BytePatternMetric *pf_create_byte_pattern_metric(void *bytes, void *mask, size_t nbytes, BytePatternAlignment alignment);
+void pf_section_run_metric(PFSection *section, void *metric, void (^matchBlock)(uint64_t vmaddr, bool *stop));
diff --git a/RootHelper/external/include/choma/Signing.h b/RootHelper/external/include/choma/Signing.h
deleted file mode 100644
index 5a0d670..0000000
--- a/RootHelper/external/include/choma/Signing.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef SIGNING_H
-#define SIGNING_H
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <CommonCrypto/CommonCrypto.h>
-#include <Security/SecKey.h>
-#include <Security/Security.h>
-
-// int signWithRSA(const char *certificateFile, const char *inputFile, const char *outputFile);
-
-#endif // SIGNING_H
\ No newline at end of file
diff --git a/RootHelper/external/include/choma/Util.h b/RootHelper/external/include/choma/Util.h
index acca0ab..4bbda41 100644
--- a/RootHelper/external/include/choma/Util.h
+++ b/RootHelper/external/include/choma/Util.h
@@ -1,6 +1,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 
+int memcmp_masked(const void *str1, const void *str2, unsigned char* mask, size_t n);
 uint64_t align_to_size(int size, int alignment);
 int count_digits(int64_t num);
 void print_hash(uint8_t *hash, size_t size);
\ No newline at end of file
diff --git a/RootHelper/external/lib/libchoma.a b/RootHelper/external/lib/libchoma.a
index 0b3c84b..99c1d46 100644
Binary files a/RootHelper/external/lib/libchoma.a and b/RootHelper/external/lib/libchoma.a differ
diff --git a/RootHelper/main.m b/RootHelper/main.m
index c178ce9..7e339af 100644
--- a/RootHelper/main.m
+++ b/RootHelper/main.m
@@ -691,6 +691,11 @@ int signApp(NSString* appPath)
 					if (r == 0) {
 						NSLog(@"[%@] Applied CoreTrust bypass!", filePath);
 					}
+					else if (r == 2) {
+						NSLog(@"[%@] Cannot apply CoreTrust bypass on an encrypted binary!", filePath);
+						fat_free(fat);
+						return 180;
+					}
 					else {
 						NSLog(@"[%@] CoreTrust bypass failed!!! :(", filePath);
 						fat_free(fat);
@@ -708,7 +713,7 @@ int signApp(NSString* appPath)
 
 	if (requiresDevMode) {
 		// Postpone trying to enable dev mode until after the app is (successfully) installed
-		return 180;
+		return 182;
 	}
 
 	return 0;
@@ -770,6 +775,7 @@ void applyPatchesToInfoDictionary(NSString* appPath)
 // 172: no info.plist found in app
 // 173: app is not signed and cannot be signed because ldid not installed or didn't work
 // 174: 
+// 180: tried to sign encrypted binary
 int installApp(NSString* appPackagePath, BOOL sign, BOOL force, BOOL isTSUpdate, BOOL useInstalldMethod)
 {
 	NSLog(@"[installApp force = %d]", force);
@@ -799,9 +805,9 @@ int installApp(NSString* appPackagePath, BOOL sign, BOOL force, BOOL isTSUpdate,
 	if(sign)
 	{
 		int signRet = signApp(appBundleToInstallPath);
-		// 180: app requires developer mode; non-fatal
+		// 182: app requires developer mode; non-fatal
 		if(signRet != 0) {
-			if (signRet == 180) {
+			if (signRet == 182) {
 				requiresDevMode = YES;
 			} else {
 				return signRet;
@@ -948,7 +954,10 @@ int installApp(NSString* appPackagePath, BOOL sign, BOOL force, BOOL isTSUpdate,
 	// Also permissions need to be fixed
 	NSURL* updatedAppURL = findAppURLInBundleURL(appContainer.url);
 	fixPermissionsOfAppBundle(updatedAppURL.path);
-	registerPath(updatedAppURL.path, 0, YES);
+	if (!registerPath(updatedAppURL.path, 0, YES)) {
+		[[NSFileManager defaultManager] removeItemAtURL:appContainer.url error:nil];
+		return 181;
+	}
 
 	// Handle developer mode after installing and registering the app, to ensure that we
 	// don't arm developer mode but then fail to install the app
@@ -958,12 +967,12 @@ int installApp(NSString* appPackagePath, BOOL sign, BOOL force, BOOL isTSUpdate,
 			if (!alreadyEnabled) {
 				NSLog(@"[installApp] app requires developer mode and we have successfully armed it");
 				// non-fatal
-				return 180;
+				return 182;
 			}
 		} else {
 			NSLog(@"[installApp] failed to arm developer mode");
 			// fatal
-			return 181;
+			return 183;
 		}
 	}
 	return 0;
@@ -1070,6 +1079,7 @@ int uninstallAppById(NSString* appId, BOOL useCustomMethod)
 
 // 166: IPA does not exist or is not accessible
 // 167: IPA does not appear to contain an app
+// 180: IPA contains an encrypted binary
 int installIpa(NSString* ipaPath, BOOL force, BOOL useInstalldMethod)
 {
 	cleanRestrictions();
diff --git a/RootHelper/uicache.h b/RootHelper/uicache.h
index cc1591b..3e18d32 100644
--- a/RootHelper/uicache.h
+++ b/RootHelper/uicache.h
@@ -1 +1 @@
-extern void registerPath(NSString* path, BOOL unregister, BOOL system);
\ No newline at end of file
+extern bool registerPath(NSString *path, BOOL unregister, BOOL forceSystem);
\ No newline at end of file
diff --git a/RootHelper/uicache.m b/RootHelper/uicache.m
index 5aa3338..05d2ef3 100644
--- a/RootHelper/uicache.m
+++ b/RootHelper/uicache.m
@@ -81,8 +81,8 @@ NSDictionary *constructEnvironmentVariablesForContainerPath(NSString *containerP
 	};
 }
 
-void registerPath(NSString *path, BOOL unregister, BOOL forceSystem) {
-	if (!path) return;
+bool registerPath(NSString *path, BOOL unregister, BOOL forceSystem) {
+	if (!path) return false;
 
 	LSApplicationWorkspace *workspace = [LSApplicationWorkspace defaultWorkspace];
 	if (unregister && ![[NSFileManager defaultManager] fileExistsAtPath:path]) {
@@ -97,7 +97,7 @@ void registerPath(NSString *path, BOOL unregister, BOOL forceSystem) {
 	NSDictionary *appInfoPlist = [NSDictionary dictionaryWithContentsOfFile:[path stringByAppendingPathComponent:@"Info.plist"]];
 	NSString *appBundleID = [appInfoPlist objectForKey:@"CFBundleIdentifier"];
 
-	if([immutableAppBundleIdentifiers() containsObject:appBundleID.lowercaseString]) return;
+	if([immutableAppBundleIdentifiers() containsObject:appBundleID.lowercaseString]) return false;
 
 	if (appBundleID && !unregister) {
 		NSString *appExecutablePath = [path stringByAppendingPathComponent:appInfoPlist[@"CFBundleExecutable"]];
@@ -236,11 +236,19 @@ void registerPath(NSString *path, BOOL unregister, BOOL forceSystem) {
 
 		if (![workspace registerApplicationDictionary:dictToRegister]) {
 			NSLog(@"Error: Unable to register %@", path);
+			NSLog(@"Used dictionary: {");
+			[dictToRegister enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSObject *obj, BOOL *stop) {
+				NSLog(@"%@ = %@", key, obj);
+			}];
+			NSLog(@"}");
+			return false;
 		}
 	} else {
 		NSURL *url = [NSURL fileURLWithPath:path];
 		if (![workspace unregisterApplication:url]) {
 			NSLog(@"Error: Unable to register %@", path);
+			return false;
 		}
 	}
+	return true;
 }
diff --git a/TrollStore/TSApplicationsManager.m b/TrollStore/TSApplicationsManager.m
index 5ce2010..d6a0195 100644
--- a/TrollStore/TSApplicationsManager.m
+++ b/TrollStore/TSApplicationsManager.m
@@ -75,9 +75,15 @@ extern NSUserDefaults* trollStoreUserDefaults();
         errorDescription = @"The app you tried to install has the same identifier as a system app already installed on the device. The installation has been prevented to protect you from possible bootloops or other issues.";
         break;
         case 180:
-        errorDescription = @"The app was installed successfully, but requires developer mode to be enabled to run. After rebooting, select \"Turn On\" to enable developer mode.";
+        errorDescription = @"The app you tried to install contains encrypted binaries, which cannot have the CoreTrust bypass applied to them. Please ensure you install decrypted apps.";
         break;
         case 181:
+        errorDescription = @"Failed to add app to icon cache.";
+        break;
+        case 182:
+        errorDescription = @"The app was installed successfully, but requires developer mode to be enabled to run. After rebooting, select \"Turn On\" to enable developer mode.";
+        break;
+        case 183:
         errorDescription = @"Failed to enable developer mode.";
         break;
     }