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Information Security -
Exam 2016 May
Spørsmål #79
The Digital Signature Algorithm (DSA) is a standardised algorithm based on ElGamal signatures. Compared with RSA signatures at the same security level which of the following is true?
DSA signatures are shorter than RSA signatures;
DSA signatures are more efficient to verify, even if the public RSA exponent equals 3;
DSA signatures cannot use elliptic curve groups but RSA signatures can;
DSA signatures do not require a random input but RSA signatures do.
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