Finding Fast Encryption Algorythms

gistfile1.groovy

@Grapes([
    @Grab(group='org.bouncycastle', module='bcprov-jdk15on', version='1.47'),
    @Grab(group='org.jasypt', module='jasypt', version='1.9.0')
])

import java.security.Provider
import java.security.Security
import java.security.NoSuchAlgorithmException
import org.jasypt.exceptions.EncryptionInitializationException
import org.bouncycastle.jce.provider.BouncyCastleProvider
import org.jasypt.encryption.pbe.StandardPBEByteEncryptor

final String SAMPLE_STRING = 'qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM+_)(*&^%$#@!1234567890[]{};:\'"<>,./?`~'
final String PROVIDER = 'BC'
final String ENCRYPTION_PASSWORD = 's3kr1t'

List<String> testWords = [
    'Aenean',
    'Cras',
    'Fusce',
    'Fusce',
    'Fusce',
    'Lorem',
    'Maecenas',
    'Nam',
    'Praesent',
    'Sed',
    'Vivamus',
    'a',
    'ac',
    'adipiscing',
    'adipiscing',
    'aliquam',
    'aliquet',
    'amet',
    'arcu',
    'at',
    'auctor',
    'bibendum',
    'bibendum',
    'consectetur',
    'dapibus',
    'dictum',
    'dolor',
    'dui',
    'egestas',
    'eget',
    'eleifend',
    'elit',
    'et',
    'eu',
    'facilisis',
    'fermentum',
    'fringilla',
    'iaculis',
    'id',
    'in',
    'interdum',
    'ipsum',
    'lacus',
    'lectus',
    'leo',
    'libero',
    'ligula',
    'massa',
    'mauris',
    'nec',
    'nisl',
    'nulla',
    'nunc',
    'orci',
    'pharetra',
    'posuere',
    'pretium',
    'purus',
    'quam',
    'quis',
    'sagittis',
    'sit',
    'tristique',
    'turpis',
    'ullamcorper',
    'ultrices',
    'urna',
    'ut',
    'vel',
    'viverra',
    'vulputate'
]

Security.addProvider(new BouncyCastleProvider());

assert SAMPLE_STRING == SAMPLE_STRING

byte[] sourceCharArray = SAMPLE_STRING.toCharArray()

Map<String, Integer> speed = [:]

println 'Provider'.padRight(32) + 'Algorithm'
println '-'.padRight(31, '-') + ' '.padRight(64, '-')
Security.providers.each{ Provider provider ->
    String providerName = provider.getName()
    provider.getServices().each{ Provider.Service service ->
        String algorithm = service.getAlgorithm()

        print providerName.padRight(16) + algorithm.padRight(48)
        try {
            StandardPBEByteEncryptor encryptor = new StandardPBEByteEncryptor()
            encryptor.setPassword(ENCRYPTION_PASSWORD)
            encryptor.setProvider(provider)
            encryptor.setAlgorithm(algorithm)

            encryptor.initialize()
            print 'encrypy: '
            byte[] encrypted = encryptor.encrypt(sourceCharArray)
            print encrypted.size()
            print ' decrypt: '
            byte[] decrypted = encryptor.decrypt(encrypted)
            assert decrypted == sourceCharArray
            print 'SUCCESS'

            long startTime = System.currentTimeMillis()
            10.times {
                testWords.each{ word ->
                    byte[] testArray = word.toCharArray()
                    byte[] testEncrypted = encryptor.encrypt(sourceCharArray)
                    byte[] testDecrypted = encryptor.decrypt(encrypted)
                }
            }
            long endTime = System.currentTimeMillis()
            lap = endTime - startTime
            speed[algorithm] = lap

        } catch (NoSuchAlgorithmException ex) {
            print "Unsupported"
        } catch (EncryptionInitializationException ex) {
            print "Unsupported"
        } catch (Exception ex) {
            print "FAILED ${ex}"
        }
        println ''
    }
}

speed.sort{ it.value }.each{ k, v ->
    println "${v}\t\t${k}"
}

/**
 * 
 * Results:

8  	PBEWITHMD5AND128BITAES-CBC-OPENSSL
8		PBEWITHMD5AND192BITAES-CBC-OPENSSL
11		PBEWITHMD5AND256BITAES-CBC-OPENSSL
389		PBEWithMD5AndDES
410		PBEWITHMD5ANDRC2
412		PBEWITHMD5ANDDES
651		PBEWITHSHA1ANDRC2
659		PBEWITHSHA1ANDDES
664		PBEWITHSHAAND40BITRC4
666		PBEWITHSHAAND128BITRC4
816		PBEWithMD5AndTripleDES
1226		PBEWithSHA1AndRC2_40
1312		PBEWITHSHAAND128BITAES-CBC-BC
1315		PBEWITHSHAAND40BITRC2-CBC
1318		PBEWITHSHAAND128BITRC2-CBC
1843		PBEWithSHA1AndDESede
1966		PBEWITHSHAAND192BITAES-CBC-BC
1968		PBEWITHSHAAND256BITAES-CBC-BC
2018		PBEWITHSHAAND3-KEYTRIPLEDES-CBC
2018		PBEWITHSHAANDTWOFISH-CBC
2030		PBEWITHSHA256AND256BITAES-CBC-BC
2036		PBEWITHSHA256AND128BITAES-CBC-BC
2041		PBEWITHSHA256AND192BITAES-CBC-BC
2485		PBEWITHSHAAND2-KEYTRIPLEDES-CBC

*/