FIPS PUB 186-2 — Digital Signature Standard (DSS)

By Selectra UK | Article reviewed and updated by Cornelia Zavoianu, Selectra Energy Expert | Updated 11 July 2026 | 3 min read

This is Federal Information Processing Standards Publication 186-2 (FIPS PUB 186-2), the US Digital Signature Standard (DSS), issued on 27 January 2000 by the National Institute of Standards and Technology (NIST), together with its change notice.

FIPS PUB 186-2 — Digital Signature Standard (with change notice)

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What this document is

FIPS 186-2 is a US federal computer-security standard published in the NIST Federal Information Processing Standards series. It specifies the Digital Signature Standard, used to protect the integrity and authenticity of data.

According to its foreword, the publication was issued under the authority given to the Secretary of Commerce and NIST by the Information Technology Management Reform Act of 1996 and the Computer Security Act of 1987.

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