Rsa java

byte[] cipherText;
Cipher cipher = Cipher.getInstance("RSA");
cipher.init(Cipher.ENCRYPT_MODE, pk);
cipherText = cipher.doFinal("Hello World!".getBytes());
return Base64.encodeBase64String(cipherText);

Source: stackoverflow.com

Rsa java

String pubKey = "<Retrieved pkcs8 public key>";
pubKey = pubKey.replaceAll("(-+BEGIN PUBLIC KEY-+\\r?\\n|-+END PUBLIC KEY-+\\r?\\n?)", "");
byte[] keyBytes = Base64.decodeBase64(pubKey);
X509EncodedKeySpec spec = new X509EncodedKeySpec(keyBytes);
KeyFactory kf = KeyFactory.getInstance("RSA");
PublicKey pk = kf.generatePublic(spec);

Source: stackoverflow.com

Similar codes

0 vote201 views2 answers
Java exception list
Java
0 vote258 views2 answers
Convert
Java
0 vote271 views4 answers
Java ternärer operator
Java
-1 vote203 views1 answer
How to change maven java version in po,
Java
9 votes204 views1 answer
Difference between static and final in java
Java
2 votes253 views2 answers
Spring boot connect to xampp mysql
Java
3 votes217 views1 answer
Java read string input
Java
0 vote195 views1 answer
Cpp in
Java
0 vote204 views1 answer
Get an element from an arraylist java
Java
1 vote192 views1 answer
Android java increment hashmap value
Java