nodejs加密

发表于 更新于 分类于 阅读次数：
本文字数： 1k 阅读时长 ≈ 1 分钟

md5加密

1
2
3
4
var crypto = require('crypto');
function md5 (text) {
  return crypto.createHash('md5').update(text).digest('hex');
};

nodeclub的加密方法 && 解密方法

1
2
3
4
5
6
7
8
9
10
11
12
exports.encrypt = function (str, secret) {
    var cipher = crypto.createCipher('aes192’, secret);
    var enc = cipher.update(str, 'utf8’, ‘hex’);
    enc += cipher.final(‘hex’);
    return enc;
};
exports.decrypt = function (str, secret) {
    var decipher = crypto.createDecipher('aes192’, secret);
    var dec = decipher.update(str, 'hex’, ‘utf8’);
    dec += decipher.final(‘utf8’);
    return dec;
};

随机字符串的生成方法

1
2
3
4
5
6
7
8
9
10
11
exports.randomString = function (size) {
    size = size || 6;
    var code_string = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789’;
    var max_num = code_string.length + 1;
    var new_pass = '’;
    while (size > 0) {
        new_pass += code_string.charAt(Math.floor(Math.random() * max_num));
        size–;
    }
    return new_pass;
};