private static SecretKey generateSymmetricKey() throws Exception {
KeyGenerator generator = KeyGenerator.getInstance(KEY_ALGORITHM);
SecureRandom random = new SecureRandom();
generator.init(KEY_LENGTH_BITS, random);
logger.debug("Generate Key");
return generator.generateKey();
// return new SecretKeySpec(Hex.decodeHex("cb024600dce7148b8ddc5d6c111fbd85".toCharArray()),
// KEY_ALGORITHM);
}
public void generate_new_aes_key() {
try {
KeyGenerator localKeyGenerator = KeyGenerator.getInstance("AES");
localKeyGenerator.init(128, SecureRandom.getInstance("SHA1PRNG"));
// aes_key = Base64.encodeBase64String(localKeyGenerator.generateKey().getEncoded());
aes_key =
new String(Base64.encode(localKeyGenerator.generateKey().getEncoded(), Base64.DEFAULT));
} catch (NoSuchAlgorithmException localNoSuchAlgorithmException) {
System.out.println(localNoSuchAlgorithmException);
}
return;
}
