'Sign sk' presentation slideshows

CMSC 414 Computer and Network Security Lecture 9

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Efficient Sequential Aggregate Signed Data

Efficient Sequential Aggregate Signed Data. Gregory Neven IBM Zurich Research Laboratory work done while at K.U.Leuven. Digital signatures. (pk,sk) ? KeyGen(). (pk),M, ?. ? ? Sign(sk,M). 0/1 ? Verify(pk,M,?). Digital signatures. ? 1 ? Sign(sk 1 ,M 1 ).

340 views • 24 slides

Cryptography

Cryptography. Lecture 12 Arpita Patra. Digital Signatures. In PK setting, privacy is provided by PKE. I ntegrity/authenticity is provided by digital signatures (counterpart of MACs in PK world).

205 views • 19 slides

On the (Im)possibility of Blind Message Authentication Codes

62 views • 5 slides