sm4js
An implementation of the browser and server side of the sm4 algorithm
install
With npm do:
npm install sm4js
For use in web browsers do:
<script src="base64-js.min.js"></script><script src="sm4js.min.js"></script>
config
sm4js has four configuration parameters, key, mode,cipherType and iv.
- key -encrypt/decypt main key;A string of length 12;
- mode -optional; can be 'cbc' or 'ecb';default ecb;
- iv -optional; when use cbc mode, it's necessary;default is null;
- cipherType - optional; this is the cipher data's type; Can be 'base64' or 'text';default is base64;
methods
sm4js has tow exposed functions, encrypt and decrypt, which both take a single argument.
- encrypt:Takes a json string and returns a base64 string;
- decrypt:Takes a base64 string and returns a json string;
compatibility
This plugin is native to ie10+ and you should add polyfill if you want to be compatible with ie9; like this:
<script src="typearray.js"></script><script src="base64-js.min.js"></script><script src="sm4js.min.js"></script>
useage
; //esmoduleconst Sm4js = ;//commonjsvar sm4Config = key: 'JeF8U9wHFOMfs2Y8' mode: 'ecb' iv: 'UISwD9fW6cFh9SNS' cipherType: 'base64' var sm4 = sm4Config;var plaintext = '{"records":[["31","129501868966","1","80.00","6","激进型","20191226","20211225","1","自然人客户风险承受能力问卷","01235","1","3.0","20200623","","-1"]],"columns":["SURVEY_SN","USER_CODE","USER_ROLE","SURVEY_SCORE","RATING_LVL","RATING_LVL_NAME","RATING_DATE","EXP_DATE","SURVEY_CLS","SURVEY_NAME","SURVEY_SYN","ORDINAL","VERSION","NEXT_RATING_DATE","REMARK","SURVEY_USABLE_NUM"]}'var ciphertext = sm4;console;var plaintext1 = sm4;console;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//{"records":[["31","129501868966","1","80.00","6","激进型","20191226","20211225","1","自然人客户风险承受能力问卷","01235","1","3.0","20200623","","-1"]],"columns":["SURVEY_SN","USER_CODE","USER_ROLE","SURVEY_SCORE","RATING_LVL","RATING_LVL_NAME","RATING_DATE","EXP_DATE","SURVEY_CLS","SURVEY_NAME","SURVEY_SYN","ORDINAL","VERSION","NEXT_RATING_DATE","REMARK","SURVEY_USABLE_NUM"]}
license
MIT