Created
November 5, 2014 09:07
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| private static final int VALID = 0; | |
| private static final int INVALID = 1; | |
| public static int checkAppSignature(Context context) { | |
| try { | |
| PackageInfo packageInfo = context.getPackageManager() | |
| .getPackageInfo(context.getPackageName(), | |
| PackageManager.GET\_SIGNATURES); | |
| for (Signature signature : packageInfo.signatures) { | |
| byte[] signatureBytes = signature.toByteArray(); | |
| MessageDigest md = MessageDigest.getInstance("SHA"); | |
| md.update(signature.toByteArray()); | |
| final String currentSignature = Base64.encodeToString(md.digest(), Base64.DEFAULT); | |
| Log.d("REMOVE\_ME", "Include this string as a value for SIGNATURE:" + currentSignature); | |
| //compare signatures | |
| if (SIGNATURE.equals(currentSignature)){ | |
| return VALID; | |
| }; | |
| } | |
| } catch (Exception e) { | |
| //assumes an issue in checking signature., but we let the caller decide on what to do. | |
| } | |
| return INVALID; | |
| } | |
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Hello,
Please help me to check my apk signature.
I use android studio.
.
from tutorial on : https://www.airpair.com/android/posts/adding-tampering-detection-to-your-android-app
10-10 17:37:11.483: D/REMOVE_ME:(111):
I really not know how to find it, I already check on logcat too.
.
thank you