Package io.getlime.security.powerauth.crypto.lib.util

Class SideChannelUtils

java.lang.Object

io.getlime.security.powerauth.crypto.lib.util.SideChannelUtils

public class SideChannelUtils
extends Object

Utilities for preventing side channel attacks.

Author:

Roman Strobl, roman.strobl@wultra.com

Method Summary

Modifier and Type	Method	Description
static boolean	constantTimeAreEqual(byte[] bytes1, byte[] bytes2)	Compare two byte arrays in constant time.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

constantTimeAreEqual

public static boolean constantTimeAreEqual(byte[] bytes1,
 byte[] bytes2)

Compare two byte arrays in constant time.

Parameters:

bytes1 - First byte array.

bytes2 - Second byte array.

Returns:

Whether byte arrays are equal.