link
Command/usr/bin/codesignfailedwithexitcode1
unabletobuildchaintoself-signedrootforsigner"iPhoneDe
https://www.digicert.com/ssl-support/pem-ssl-creation.htm
Creatinga.pemwiththePrivateKeyandEntireTrustChain
LogintoyourDigiCertManagementConsoleanddownloadyourIntermediate(DigiCertCA.crt)andPrimaryCertificates(your_domain_name.crt).
Openatexteditor(suchaswordpad)andpastetheentirebodyofeachcertificateintoonetextfileinthefollowingorder:
ThePrivateKey-your_domain_name.key
ThePrimaryCertificate-your_domain_name.crt
TheIntermediateCertificate-DigiCertCA.crt
TheRootCertificate-TrustedRoot.crt
Makesuretoincludethebeginningandendtagsoneachcertificate.Theresultshouldlooklikethis:
-----BEGINRSAPRIVATEKEY-----
(YourPrivateKey:your_domain_name.key)
-----ENDRSAPRIVATEKEY-----
-----BEGINCERTIFICATE-----
(YourPrimarySSLcertificate:your_domain_name.crt)
-----ENDCERTIFICATE-----
-----BEGINCERTIFICATE-----
(YourIntermediatecertificate:DigiCertCA.crt)
-----ENDCERTIFICATE-----
-----BEGINCERTIFICATE-----
(YourRootcertificate:TrustedRoot.crt)
-----ENDCERTIFICATE-----
Savethecombinedfileasyour_domain_name.pem.The.pemfileisnowreadytouse.
HowtoInstallaDigitalCertificateonaniPhoneoriPad
https://www.geekgyaan.com/how-to-install-a-digital-certificate-on-an-iphone-or-ipad/
https://blog.csdn.net/g510941365/article/details/56682720
ios配置HTTPS（单向验证，工程不需要加证书）
https://blog.csdn.net/super_haifeng/article/details/53464802
iOS开发支持https请求以及ssl证书配置
https://developer.apple.com/swift/resources/
https://developer.apple.com/documentation
https://developer.apple.com/documentation/uikit
https://developer.apple.com/library/content/documentation/iPhone/Conceptual/iPhoneOSProgrammingGuide/Introduction/Introduction.html#//apple_ref/doc/uid/TP40007072
https://developer.apple.com/documentation/uikit/uitabbarcontroller
https://developer.apple.com/library/content/referencelibrary/GettingStarted/DevelopiOSAppsSwift/Resources.html
https://developer.apple.com/library/content/documentation/WindowsViews/Conceptual/ViewControllerCatalog/Chapters/TabBarControllers.html
https://www.weheartswift.com/learn-swift/
http://www.cocoachina.com/special/fornew.html
https://www.bmob.cn/weixin10分钟即刻打造企业微信小程序
http://study.163.com/category/ios#/?pt=0
http://www.jikexueyuan.com/course/ios/
http://www.maiziedu.com
https://github.com/manofit/swift_projectSwift4完整demo来袭
入门demo，简单易懂，功能完善，是小白入门的好样例。封装了网络请求库，自定义了控件。
http://www.cocoachina.com/bbs/read.php?tid-1735418.html
http://www.swiftv.cn/course/j2vo9o40
微信头条App全栈实,后续课程，请到xiaoboswift.com观看
http://www.cnblogs.com/wuxian/p/4394094.html