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Introduction<br />

ECDSA Algorithm<br />

A Naive Algorithm for ECDSA Batch Verification<br />

A New Batch-<strong>verification</strong> Algorithm for ECDSA (S1)<br />

A More Efficient Batch-<strong>verification</strong> Algorithm (S2)<br />

Efficient Variants of S1 and S2<br />

Experimental Results<br />

Conclusion<br />

References<br />

References<br />

◮ NIST, ‘Recommended elliptic curves for federal government use’,<br />

http://csrc.nist.gov/groups/ST/toolkit/documents/dss/NISTReCur.<strong>pdf</strong>, July<br />

1999.<br />

◮ NIST, ‘Secure Hash Standard (SHS)’, http://csrc.nist.gov/publications/drafts<br />

/fips 180-3/draft fips-180-3 June-08-2007.<strong>pdf</strong>,2007.<br />

◮ PARI Group, ‘PARI/GP Development Headquarters’, http://pari.math.u-bordeaux.fr/,<br />

2003–2008.<br />

Sabyasachi Karati<br />

Batch Verification of ECDSA Signatures AfricaCrypt 2012 Ifrane, Morocco

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