CodePudding user response:
CodePudding user response:
http://download.csdn.net/detail/e491288767/9840844? LocationNum=2 & amp; FPS=1CodePudding user response:
I just write blog, can go to http://www.jianshu.com/p/a6a8c3c2ceadCodePudding user response:
AWS s3 V4 signature algorithm: http://www.jianshu.com/p/a6a02309190f