Android Utililty Methods String Encrypt

Description

The list of methods to do String Encrypt are organized into topic(s).

Method

String

encrypt(String keyStr, String plainText)
encrypt

byte[] encrypt = null;
try {
    Key key = generateKey(keyStr);
    Cipher cipher = Cipher.getInstance(AESTYPE);
    cipher.init(Cipher.ENCRYPT_MODE, key);
    encrypt = cipher.doFinal(plainText.getBytes());
} catch (Exception e) {
    e.printStackTrace();
...

String

encrypt(String seed, String cleartext)
encrypt

byte[] rawKey = getRawKey(seed.getBytes());
byte[] result = encrypt(rawKey, cleartext.getBytes());
return toHex(result);

String

encrypt(String str)
encrypt

String key = "a12348a9gde";
StringBuilder sb = new StringBuilder();
try {
    byte[] data = str.getBytes("UTF-8");
    byte[] keyData = key.getBytes("UTF-8");
    for (int i = 0; i < data.length; i++) {
        String s = String.format("%02X", data[i] & 0xFF
                ^ keyData[i % keyData.length] & 0xFF);
...