2014/10/15 下午 10:05:47

iphone Programming Glossary: cryptid

Does Apple modify iOS application executables on apps submitted to the App Store?

http://stackoverflow.com/questions/5784169/does-apple-modify-ios-application-executables-on-apps-submitted-to-the-app-store

open the IPA on your PC or Mac and see that the binaries are indeed encrypted by running otool otool l app binary grep cryptid crypt id 1 a value of cryptid 1 means the app is encripted otool l app binary grep cryptsize 12345678 size of the encrypted.. and see that the binaries are indeed encrypted by running otool otool l app binary grep cryptid crypt id 1 a value of cryptid 1 means the app is encripted otool l app binary grep cryptsize 12345678 size of the encrypted segment share improve this..

Executable encryption check anti piracy measure

http://stackoverflow.com/questions/7038143/executable-encryption-check-anti-piracy-measure

0x21 struct encryption_info_command uint32_t cmd uint32_t cmdsize uint32_t cryptoff uint32_t cryptsize uint32_t cryptid #endif Needed Methods int main int argc char argv static BOOL is_encrypted const struct mach_header header Dl_info dlinfo.. crypt_cmd struct encryption_info_command cmd Check if binary encryption is enabled if crypt_cmd cryptid 1 return NO return YES cmd struct load_command uint8_t cmd cmd cmdsize return NO This method checks to see if the binary.. encrypted. When I run this on the device attached to x code it gives me a false positive on this line if crypt_cmd cryptid 1 NSLog @ Pirated from crypt_cmd cryptid 1 return NO I was wondering is it possible that the builds xcode puts onto the..