{"draft":"draft-krawczyk-hkdf-01","doc_id":"RFC5869","title":"HMAC-based Extract-and-Expand Key Derivation Function (HKDF)","authors":["H. Krawczyk","P. Eronen"],"format":["ASCII","HTML"],"page_count":"14","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"IETF - NON WORKING GROUP","abstract":"This document specifies a simple Hashed Message Authentication Code\r\n(HMAC)-based key derivation function (HKDF), which can be used as a\r\nbuilding block in various protocols and applications.  The key\r\nderivation function (KDF) is intended to support a wide range of\r\napplications and requirements, and is conservative in its use of\r\ncryptographic hash functions.  This document is not an Internet \r\nStandards Track specification; it is published for informational \r\npurposes.","pub_date":"May 2010","keywords":[],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC5869","errata_url":"https:\/\/www.rfc-editor.org\/errata\/rfc5869"}