https://github.com/aenglisc/hkdf_erlang

An implementation of HKDF in Erlang.
https://github.com/aenglisc/hkdf_erlang

erlang hkdf rfc5869

Last synced: 10 months ago
JSON representation

An implementation of HKDF in Erlang.

• Host: GitHub
• URL: https://github.com/aenglisc/hkdf_erlang
• Owner: aenglisc
• License: apache-2.0
• Created: 2020-06-12T00:22:07.000Z (about 6 years ago)
• Default Branch: master
• Last Pushed: 2023-04-30T10:59:45.000Z (about 3 years ago)
• Last Synced: 2025-07-10T03:56:32.793Z (12 months ago)
• Topics: erlang, hkdf, rfc5869
• Language: Erlang
• Homepage: https://tools.ietf.org/html/rfc5869
• Size: 45.9 KB
• Stars: 5
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

Awesome Lists containing this project

README

          
HKDF

=====

![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/aenglisc/hkdf_erlang/ci.yml?style=for-the-badge)

![Erlang](https://img.shields.io/badge/erlang-ANY-blue.svg?style=for-the-badge)

[![Hex.pm](https://img.shields.io/hexpm/v/hkdf_erlang.svg?style=for-the-badge)](https://hex.pm/packages/hkdf_erlang)

An implementation of [HKDF](https://tools.ietf.org/html/rfc5869) in Erlang.

Usage

-----

#### derive key

```erlang

OKM = hkdf:derive(sha384, <<"Never gonna give you up">>, 42).

```

#### extract key

```erlang

PRK = hkdf:extract(sha384, <<"Never gonna give you up">>).

```

#### expand key

```erlang

PRK = hkdf:extract(sha384, <<"Never gonna give you up">>).

OKM = hkdf:expand(sha384, PRK, 42).

```