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| author | HumairAK <humair88@hotmail.com> | 2016-07-21 06:24:24 +0000 |
|---|---|---|
| committer | HumairAK <humair88@hotmail.com> | 2016-07-21 06:24:24 +0000 |
| commit | 2549ee68e435b77e7e07d3ea95363268cbfe9164 (patch) | |
| tree | 8f48f6447a4377f1bc15ae7d73dbab3337044720 /node_modules/tsscmp/README.md | |
| parent | d694c1a73f77def42c17b58027f046bf9e1af809 (diff) | |
Added other dependencies for authentication, made minor adjustments to index.js, added templating for exams, will remove dependencie modules later, keep for now
Diffstat (limited to 'node_modules/tsscmp/README.md')
| -rw-r--r-- | node_modules/tsscmp/README.md | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/node_modules/tsscmp/README.md b/node_modules/tsscmp/README.md new file mode 100644 index 0000000..cba99d0 --- /dev/null +++ b/node_modules/tsscmp/README.md @@ -0,0 +1,48 @@ +# Timing safe string compare using double HMAC + +[](https://nodejs.org/en/download) +[](https://npmjs.org/package/tsscmp) +[](https://npmjs.org/package/tsscmp) +[](https://travis-ci.org/suryagh/tsscmp) +[](https://ci.appveyor.com/project/suryagh/tsscmp) +[](https://david-dm.org/suryagh/tsscmp) +[](LICENSE) + + +Prevents [timing attacks](http://codahale.com/a-lesson-in-timing-attacks/) using Brad Hill's +[Double HMAC pattern](https://www.nccgroup.trust/us/about-us/newsroom-and-events/blog/2011/february/double-hmac-verification/) +to perform secure string comparison. Double HMAC avoids the timing atacks by blinding the +timing channel using random time per attempt comparison against iterative brute force attacks. + + +## Install + +``` +npm install tsscmp +``` +## Why +To compare secret values like **authentication tokens**, **passwords** or +**capability urls** so that timing information is not +leaked to the attacker. + +## Example + +```js +var timingSafeCompare = require('tsscmp'); + +var sessionToken = '127e6fbfe24a750e72930c'; +var givenToken = '127e6fbfe24a750e72930c'; + +if (timingSafeCompare(sessionToken, givenToken)) { + console.log('good token'); +} else { + console.log('bad token'); +} +``` +##License: +[MIT](LICENSE) + +**Credits to:** [@jsha](https://github.com/jsha) | +[@bnoordhuis](https://github.com/bnoordhuis) | +[@suryagh](https://github.com/suryagh) | +
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