RFC 7914 · INFORMATIONAL · 2016
WED · 29 JUL 2026
The scrypt Password-Based Key Derivation Function
Overview
RFC 7914, “The scrypt Password-Based Key Derivation Function”, is an Informational document published in August 2016 by C. Percival, S. Josefsson. The canonical text is published by the RFC Editor.
Abstract
This document specifies the password-based key derivation function scrypt. The function derives one or more secret keys from a secret string. It is based on memory-hard functions, which offer added protection against attacks using custom hardware. The document also provides an ASN.1 schema.
What “Informational” means
Published for the general information of the community. It does not define an IETF standard and carries no standards-track status.
Read this RFC
The canonical text of RFC 7914 is hosted at rfc-editor.org. Available in TXT,HTML.
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