http://idk.i2p/javadoc-i2p/net/i2p/crypto/HKDF.html
Since: 0.9.38 Constructor Summary Constructors Constructor Description HKDF ( I2PAppContext context) Thread safe, no state, can be reused Method Summary All Methods Instance Methods Concrete Methods Modifier and Type Method Description void calculate (byte[] key,
byte[] data,
byte[] out) One output, no info. void calculate (byte[] key,
byte[] data,
byte[] out,
byte[] out2,
int off2) Two outputs, no info. void calculate (byte[] key,
byte[] data,...