lua-resty-des

support des_ecb, des_cbc

support zero_padding

decrypt

local des = require("resty.des");
local str = "uhbGoCVxJa8=";
local key = "12345678";
local des_ecb, err = des:new(key, des.cipher("ecb"));
if (not des_ecb) then
    ngx.say(err);
    return;
end

str = ngx.decode_base64(str);
local origin_str = des_ecb:decrypt(str);
if (not origin_str) then
    ngx.say("decrypt err");
    return;
end

ngx.say(origin_str);

encrypt

local des = require("resty.des");
local origin_str = "hello";
local key = "12345678";
local des_ecb, err = des:new(key, des.cipher("ecb"));
if (not des_ecb) then
    ngx.say(err);
    return;
end

local str = des_ecb:encrypt(origin_str);
str = ngx.encode_base64(str);

ngx.say(str);