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- # hmac-drbg
- [](http://travis-ci.org/indutny/hmac-drbg)
- [](http://badge.fury.io/js/hmac-drbg)
-
- JS-only implementation of [HMAC DRBG][0].
-
- ## Usage
-
- ```js
- const DRBG = require('hmac-drbg');
- const hash = require('hash.js');
-
- const d = new DRBG({
- hash: hash.sha256,
- entropy: '0123456789abcdef',
- nonce: '0123456789abcdef',
- pers: '0123456789abcdef' /* or `null` */
- });
-
- d.generate(32, 'hex');
- ```
-
- #### LICENSE
-
- This software is licensed under the MIT License.
-
- Copyright Fedor Indutny, 2017.
-
- Permission is hereby granted, free of charge, to any person obtaining a
- copy of this software and associated documentation files (the
- "Software"), to deal in the Software without restriction, including
- without limitation the rights to use, copy, modify, merge, publish,
- distribute, sublicense, and/or sell copies of the Software, and to permit
- persons to whom the Software is furnished to do so, subject to the
- following conditions:
-
- The above copyright notice and this permission notice shall be included
- in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
- NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- USE OR OTHER DEALINGS IN THE SOFTWARE.
-
- [0]: http://csrc.nist.gov/groups/ST/toolkit/documents/rng/HashBlockCipherDRBG.pdf
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