MGCToken钱包生成助记词的流程分析(mgc_token)

MGCToken钱包生成助记词的流程分析！MGC钱包APP其实就是一个Web网站，只不过把这个网站封装成了APP。

复现MGC钱包的注册流程(含手机截图以及注册流程的抓包数据)

#第一步，输入手机号发送验证码

POST/api/sendSmsHTTP/1.1

Host:.lianjiedu.

Content-Type:application/x--form-urlencoded;charset=UTF-8

Origin:http://.lianjiedu.

Cookie:__jsluid=c4ff810fd0b81ee6a2a53asf5f442b05

Connection:close

Aept:application/json,text/javascript,/

User-Agent:Mozilla/5.0(iPhone;CPUiPhoneOS8_4likeMacOSX)AppleWebKit/600.1.4(KHTML,likeGecko)Mobile/12H143

Content-Length:122

Aept-Language:zh-

Aept-Encoding:gzip,deflate

area_code=%2B86&mobile=131&style=1&lang_id=1iBH1DDu1qS2&img_code=6460&tmp=&keyid=

#第二步，验证手机号验证码是否正确

POST/api/verify/smsHTTP/1.1

Host:.lianjiedu.

Content-Type:application/x--form-urlencoded;charset=UTF-8

Origin:http://.lianjiedu.

Cookie:__jsluid=c4ff810fd0b81ee6a2a53asf5f442b05

Connection:close

Aept:application/json,text/javascript,/

User-Agent:Mozilla/5.0(iPhone;CPUiPhoneOS8_4likeMacOSX)AppleWebKit/600.1.4(KHTML,likeGecko)Mobile/12H143

Content-Length:98

Aept-Language:zh-

Aept-Encoding:gzip,deflate

area_code=%2B86&mobile=131&lang_id=1iBH1DDu1qS2&sms_code=55826&keyid=

#第三步，提交手机号，密码进行注册

POST/api/regHTTP/1.1

Host:.lianjiedu.

Content-Type:application/x--form-urlencoded;charset=UTF-8

Origin:http://.lianjiedu.

Cookie:__jsluid=c4ff810fd0b81ee6a2a53asf5f442b05

Connection:close

Aept:application/json,text/javascript,/

User-Agent:Mozilla/5.0(iPhone;CPUiPhoneOS8_4likeMacOSX)AppleWebKit/600.1.4(KHTML,likeGecko)Mobile/12H143

Content-Length:146

Aept-Language:zh-

Aept-Encoding:gzip,deflate

person=这里是邀请码&mobile=131&area_code=%2B86&passord=123456&repassord=123456&lang_id=1iBH1DDu1qS2&sms_code=55826&keyid=

#第四步，注册成功后，进行登陆

POST/api/loginHTTP/1.1

Host:.lianjiedu.

Content-Type:application/x--form-urlencoded;charset=UTF-8

Origin:http://.lianjiedu.

Cookie:__jsluid=c4ff810fd0b81ee6a2a53asf5f442b05

Connection:close

Aept:application/json,text/javascript,/

User-Agent:Mozilla/5.0(iPhone;CPUiPhoneOS8_4likeMacOSX)AppleWebKit/600.1.4(KHTML,likeGecko)Mobile/12H143

Content-Length:129

Aept-Language:zh-

Aept-Encoding:gzip,deflate

mobile=131&lang_id=1iBH1DDu1qS2&passord=123456&area_code=%2B86&captcha=1675&tmp=&keyid=

#第五步，登陆后会让你设置交易密码

POST/api/user/tpassord/setHTTP/1.1

Host:.lianjiedu.

Content-Type:application/x--form-urlencoded;charset=UTF-8

Origin:http://.lianjiedu.

Cookie:__jsluid=c4ff810fd0b81ee6a2a53asf5f442b05

Connection:close

Aept:application/json,text/javascript,/

User-Agent:Mozilla/5.0(iPhone;CPUiPhoneOS8_4likeMacOSX)AppleWebKit/600.1.4(KHTML,likeGecko)Mobile/12H143

Content-Length:127

Aept-Language:zh-

Aept-Encoding:gzip,deflate

passord=123456&re_passord=123456&lang_id=1iBH1DDu1qS2&keyid=注册的账号ID&token=注册的账号token

#第六步，设置好交易密码，会发送一个请求去服务器，服务器返回一个助记词给你

POST/api/user/create_mnemonicHTTP/1.1

Host:.lianjiedu.

Content-Type:application/x--form-urlencoded;charset=UTF-8

Origin:http://.lianjiedu.

Cookie:__jsluid=c4ff810fd0b81ee6a2a53asf5f442b05

Connection:close

Aept:application/json,text/javascript,/

User-Agent:Mozilla/5.0(iPhone;CPUiPhoneOS8_4likeMacOSX)AppleWebKit/600.1.4(KHTML,likeGecko)Mobile/12H143

Content-Length:92

Aept-Language:zh-

Aept-Encoding:gzip,deflate

keyid=注册的账号I&lang_id=1iBH1DDu1qS2&token=注册的账号token

服务端返回的内容如下

HTTP/1.1200OK

Date:Thu,06Jun201907:15:15GMT

Content-Type:application/json;charset=utf-8

Connection:close

Vary:Aept-Encoding

Vary:Aept-Encoding

Expires:Thu,06Jun201919:15:15GMT

Cache-Control:max-age=43200

X-Via-JSL:521820e,-

X-Cache:bypass

Content-Length:404

{"data":{"aount":"0x9faD3c6731854AC22922272c53b05E966E4278cf","cid":1."mnemonic":"EmbodyHoneyDaughterFlushLayerBrickArmorPuzzleDangerLayerStartperson","pbKey":"fd4a35e8bffda4cd0edfefa5d0ad911b5a2a2fb8076e10bbd68a02c5c191591afd4a35e8b8c25fb33590f3980562b4b7923669d90206ed907d202c5c191591afd4","prKey":"6e10bbd68a02c5c1991591afd4a35e8bf202de5c610d03c63ce20fda40206ec"},"msg":"","status":1."url":""}

关于 MGC 服务端返回的JSON部分参数解释

{

“data”: {

“aount”: “0x9faD3c6731854AC22922272c53b05E966E4278cf”, //这就是你的钱包地址

“cid”: 1.

“mnemonic”: “Embody Honey Daughter Flush Layer Brick Armor Puzzle Danger Layer Start person”, //这是你的助记词

“pbKey”: “fd4a35e8bffda4cd0edfefa5d0ad911b5a2a2fb8076e10bbd68a02c5c191591afd4a35e8b8c25fb33590f3980562b4b7923669d90206ed907d202c5c191591afd4”,

“prKey”: “6e10bbd68a02c5c1991591afd4a35e8bf202de5c610d03c63ce20fda40206ec”

},

“msg”: “”,

“status”: 1.

“url”: “”

}

关于这里的助记词有几句话要说

这里很清楚的能看到助记词是由服务端创建好之后再发给你的，也就是说，给你的助记词不仅仅只有你一个人知道，MGC钱包的服务端也会知道，因为助记词是服务端给你的。

而助记词对用户来说意味着什么?意味着钱包的所有权，所以理论上来说MGC是拥有你的钱包所有权的。

有这样一个故事，用户在MGC钱包生成了助记词，然后拿着助记词导入了去中心化钱包，然后用户正常的使用着这个钱包，并且给这个钱包充值了很多钱，有一天，用户的钱包在去中心化钱包里被盗了，而此时用户信心满满的说他从未泄露过助记词，却不曾想到这个助记词是MGC钱包给他的。

相关流程截图