info.magnolia.cms.security
Class SecurityUtil

java.lang.Object
  info.magnolia.cms.security.SecurityUtil

public class SecurityUtil
extends Object

Utility functions required in the context of Security.

Version:

$Id$

Field Summary

static String	MD5
static String	SHA1
static String	SHA256 There are five (5) FIPS-approved* algorithms for generating a condensed representation of a message (message digest): SHA-1, SHA-224, SHA-256,SHA-384, and SHA-512.
static String	SHA384
static String	SHA512

Constructor Summary

SecurityUtil()

Method Summary

static String	byteArrayToHex(byte[] raw)
static Subject	createSubjectAndPopulate(User user)
static String	decrypt(String pass)
static String	decrypt(String message, String encodedKey)
static String	encrypt(String pass)
static String	encrypt(String message, String encodedKey)
static MgnlKeyPair	generateKeyPair(int keyLength)
static String	getBCrypt(String text)
static byte[]	getDigest(byte[] data, String algorithm) Message Digesting function.
static String	getDigest(String data, String algorithm) Message Digesting function.
static DigestInputStream	getDigestInputStream(InputStream stream)
static DigestOutputStream	getDigestOutputStream(OutputStream stream)
static String	getMD5Hex(byte[] data) Gets MD5 encoded -> hex string.
static String	getMD5Hex(DigestInputStream stream)
static String	getMD5Hex(DigestOutputStream stream)
static String	getMD5Hex(String data)
static String	getPrivateKey()
static String	getPublicKey()
static String	getSHA1Hex(byte[] data) Gets SHA-1 encoded -> hex string.
static String	getSHA1Hex(String data)
static byte[]	hexToByteArray(String s)
static boolean	isAnonymous() Checks if the currently acting user is anonymous.
static boolean	isAuthenticated()
static boolean	matchBCrypted(String candidate, String hash)
static String	stripParameterFromCacheLog(String log, String parameter)
static String	stripPasswordFromCacheLog(String log) Used for removing password parameter from cache key.
static String	stripPasswordFromUrl(String url)
static void	updateKeys(MgnlKeyPair keys)

Methods inherited from class java.lang.Object

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

Field Detail

SHA1

public static final String SHA1

See Also:

Constant Field Values

MD5

public static final String MD5

See Also:

Constant Field Values

SHA256

public static final String SHA256

There are five (5) FIPS-approved* algorithms for generating a condensed representation of a message (message digest): SHA-1, SHA-224, SHA-256,SHA-384, and SHA-512. Not supported yet

See Also:

Constant Field Values

SHA384

public static final String SHA384

See Also:

Constant Field Values

SHA512

public static final String SHA512

See Also:

Constant Field Values

Constructor Detail

SecurityUtil

public SecurityUtil()

Method Detail

isAnonymous

public static boolean isAnonymous()

Checks if the currently acting user is anonymous.

isAuthenticated

public static boolean isAuthenticated()

decrypt

public static String decrypt(String pass)
                      throws SecurityException

Throws:

SecurityException

decrypt

public static String decrypt(String message,
                             String encodedKey)
                      throws SecurityException

Throws:

SecurityException

encrypt

public static String encrypt(String pass)
                      throws SecurityException

Throws:

SecurityException

encrypt

public static String encrypt(String message,
                             String encodedKey)

getPrivateKey

public static String getPrivateKey()

updateKeys

public static void updateKeys(MgnlKeyPair keys)

getPublicKey

public static String getPublicKey()

byteArrayToHex

public static String byteArrayToHex(byte[] raw)

hexToByteArray

public static byte[] hexToByteArray(String s)

generateKeyPair

public static MgnlKeyPair generateKeyPair(int keyLength)
                                   throws NoSuchAlgorithmException

Throws:

NoSuchAlgorithmException

stripPasswordFromCacheLog

public static String stripPasswordFromCacheLog(String log)

Used for removing password parameter from cache key.

Parameters:

cacheKey.toString() -

Returns:

stripPasswordFromUrl

public static String stripPasswordFromUrl(String url)

stripParameterFromCacheLog

public static String stripParameterFromCacheLog(String log,
                                                String parameter)

getBCrypt

public static String getBCrypt(String text)

matchBCrypted

public static boolean matchBCrypted(String candidate,
                                    String hash)

getDigest

public static String getDigest(String data,
                               String algorithm)
                        throws NoSuchAlgorithmException

Message Digesting function.

Throws:

NoSuchAlgorithmException

getDigest

public static byte[] getDigest(byte[] data,
                               String algorithm)
                        throws NoSuchAlgorithmException

Message Digesting function.

Throws:

NoSuchAlgorithmException

getDigestInputStream

public static DigestInputStream getDigestInputStream(InputStream stream)

getDigestOutputStream

public static DigestOutputStream getDigestOutputStream(OutputStream stream)

getSHA1Hex

public static String getSHA1Hex(byte[] data)

Gets SHA-1 encoded -> hex string.

getSHA1Hex

public static String getSHA1Hex(String data)

getMD5Hex

public static String getMD5Hex(byte[] data)

Gets MD5 encoded -> hex string.

getMD5Hex

public static String getMD5Hex(String data)

getMD5Hex

public static String getMD5Hex(DigestInputStream stream)

getMD5Hex

public static String getMD5Hex(DigestOutputStream stream)

createSubjectAndPopulate

public static Subject createSubjectAndPopulate(User user)