julepka

// Generating private key in Secure Enclave
let access = SecAccessControlCreateWithFlags(kCFAllocatorDefault,
                                             kSecAttrAccessibleWhenUnlockedThisDeviceOnly,
                                             .privateKeyUsage,
                                             nil)!
let attributes: [String: Any] = [kSecAttrKeyType as String: kSecAttrKeyTypeEC,
                                 kSecAttrKeySizeInBits as String: 256,
                                 kSecAttrTokenID as String: kSecAttrTokenIDSecureEnclave,
                                 kSecPrivateKeyAttrs as String: [ kSecAttrIsPermanent as String: true,
                                                                  kSecAttrAccessControl as String: access,

julepka

// https://stackoverflow.com/questions/34131835/detect-if-cycript-substrate-or-gdb-is-attached-to-an-ios-apps-process

BOOL hasCynject() {
    int max = _dyld_image_count();
    for (int i = 0; i < max; i++) {
        const char *name = _dyld_get_image_name(i);
        if (name != NULL) {
            if (strstr(name, "cynject") == 0) return YES;
        }
    }