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Certificate Data Fields and X.509 Standard
This section describes the structure and data fields of PKI certificates, which are specified in RFC 5280 based on the X.509 standard. 2024-11-27, ∼600🔥, 0💬
Enable Full Trust for Root Certificate on iOS 10 iPhone
This section provides a tutorial example on how to enable full trust for root certificate on iOS 10 iPhone. 2022-10-01, ∼596🔥, 0💬
Downloading Trusted Root Certificate on Android phone
This section provides a tutorial example on how to download a trusted root certificate on Android phone from root CA Website. 2022-10-01, ∼573🔥, 0💬
Viewing Server Certificate with Chrome on Android Phone
This section provides a tutorial example on how to view server certificate details when visiting an 'https' Website in Chrome on Android Phone. 2022-10-01, ∼543🔥, 0💬
Import Server Certificates to macOS
This section provides a tutorial example on how to import and install a Web server certificate to macOS using Keychain Access. 2022-10-01, ∼528🔥, 0💬
SSL Context Options for OpenSSL
This section describes how 'SSL context options' defined for ssl:// and tls:// transports can be used to control behaviors of the OpenSSL module. 2022-10-01, ∼525🔥, 0💬
Testing OpenSSL with file_get_contents()
This section provides a tutorial example on how to test the PHP OpenSSL module with the file_get_contents() function to run a GET request on an HTTPS server. 2015-12-26, ∼524🔥, 1💬
Add "keyUsage" into Root CA
This section provides a tutorial example on how to add 'keyUsage' and other X509v3 extensions to a self-signed root CA certificate. 2024-11-27, ∼520🔥, 0💬
Viewing Server Certificate Details in IE
This section provides a tutorial example on how to view certificate details when visiting an 'https' Website in IE. 2022-10-01, ∼505🔥, 0💬
Visiting "HTTPS" Website with Google Chrome
This section describes how Google Chrome is showing the 'Connection is secure' message in the site information popup box, when visiting an 'HTTPS' Website. 2022-10-01, ∼505🔥, 0💬
Firefox Extension - Gmail S/MIME
This section describes the Firefox extension, Gmail S/MIME, which allows you to send/receive signed and encrypted emails in Gmail using Firefox. 2022-10-01, ∼498🔥, 0💬
Archived: Creating Certificates Console on Windows XP
This section provides a tutorial example on how to create certificates console as MMC (Microsoft Management Console) snap-in on a Windows system. 2022-10-01, ∼498🔥, 0💬
Disabling a Root CA Certificate
This section provides a tutorial example on how to disable a root CA certificate in a certificate store using the certificates console on a Windows system. 2022-10-01, ∼496🔥, 0💬
Archived Tutorials
This chapter contains some outdated tutorial notes and example codes from previous versions of this book. 2022-10-01, ∼493🔥, 0💬
Digital Signature and Encryption in Outlook
This section describes how Microsoft Office Outlook supports digital signature and encryption when sending out email messages. 2022-10-01, ∼488🔥, 0💬
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