diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/NaccacheSternKeyGenerationParameters.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/NaccacheSternKeyGenerationParameters.java | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/NaccacheSternKeyGenerationParameters.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/NaccacheSternKeyGenerationParameters.java deleted file mode 100644 index c0b5998b6..000000000 --- a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/NaccacheSternKeyGenerationParameters.java +++ /dev/null @@ -1,97 +0,0 @@ -package org.spongycastle.crypto.params; - -import java.security.SecureRandom; - -import org.spongycastle.crypto.KeyGenerationParameters; - -/** - * Parameters for NaccacheStern public private key generation. For details on - * this cipher, please see - * - * http://www.gemplus.com/smart/rd/publications/pdf/NS98pkcs.pdf - */ -public class NaccacheSternKeyGenerationParameters extends KeyGenerationParameters -{ - - // private BigInteger publicExponent; - private int certainty; - - private int cntSmallPrimes; - - private boolean debug = false; - - /** - * Parameters for generating a NaccacheStern KeyPair. - * - * @param random - * The source of randomness - * @param strength - * The desired strength of the Key in Bits - * @param certainty - * the probability that the generated primes are not really prime - * as integer: 2^(-certainty) is then the probability - * @param cntSmallPrimes - * How many small key factors are desired - */ - public NaccacheSternKeyGenerationParameters(SecureRandom random, int strength, int certainty, int cntSmallPrimes) - { - this(random, strength, certainty, cntSmallPrimes, false); - } - - /** - * Parameters for a NaccacheStern KeyPair. - * - * @param random - * The source of randomness - * @param strength - * The desired strength of the Key in Bits - * @param certainty - * the probability that the generated primes are not really prime - * as integer: 2^(-certainty) is then the probability - * @param cntSmallPrimes - * How many small key factors are desired - * @param debug - * Turn debugging on or off (reveals secret information, use with - * caution) - */ - public NaccacheSternKeyGenerationParameters(SecureRandom random, - int strength, int certainty, int cntSmallPrimes, boolean debug) - { - super(random, strength); - - this.certainty = certainty; - if (cntSmallPrimes % 2 == 1) - { - throw new IllegalArgumentException("cntSmallPrimes must be a multiple of 2"); - } - if (cntSmallPrimes < 30) - { - throw new IllegalArgumentException("cntSmallPrimes must be >= 30 for security reasons"); - } - this.cntSmallPrimes = cntSmallPrimes; - - this.debug = debug; - } - - /** - * @return Returns the certainty. - */ - public int getCertainty() - { - return certainty; - } - - /** - * @return Returns the cntSmallPrimes. - */ - public int getCntSmallPrimes() - { - return cntSmallPrimes; - } - - public boolean isDebug() - { - return debug; - } - -} |