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Asking OpenSSL to Verify Server's Certificate
This section provides a tutorial example on how to ask the OpenSSL module to verify HTTPS server's certificate using 'verify_peer' SSL context option. 2022-10-01, ∼338🔥, 0💬

About CAcert.org
This section describes the CAcert.org, a non-profit organization that issues certificates for free. 2022-10-01, ∼337🔥, 0💬

IE Reinstalling Root Certificates Automatically
This section provides a tutorial example showing IE reinstalls trusted root certificate automatically when it is needed to validate an HTTPS Web server certificate. 2022-10-01, ∼334🔥, 0💬

Comodo Free Personal Certificate
This chapter provides tutorial notes and example codes on Comodo free personal certificate. Topics include applying for a free personal certificate at Comodo; installing the personal certificate in Mozilla Firefox; backing up the personal certificate with the private key to a file; install the perso... 2022-10-01, ∼334🔥, 0💬

Viewing Server Certificate Chain with Chrome on Android Phone
This section provides a tutorial example on how to view server certificate chain when visiting a 'https' Website with Chrome on Android phone. The top certificate in a certificate chain is the root CA certificate, which is trusted by browser settings. 2022-10-01, ∼334🔥, 0💬

Dumping Server Certificate in Python
This section provides a tutorial example on dumping the server certificate in DER binary or PEM text format. 2022-10-01, ∼332🔥, 0💬

Generating CSR for a Personal Certificate
This section provides a tutorial example on how to generate a CSR for a personal certificate on an email address with the JDK keytool command. 2022-10-01, ∼329🔥, 0💬

What Is PKCS12 File Format
This section describes the PKCS12 File Format, which can be used to store multiple cryptography objects, including private/public keys and certificates, in a single file. 2025-10-07, ∼323🔥, 1💬

💬 2025-10-07 schrecki: Suche nach pkcs12 doku

A Simple Email Message Example
This section provides a simple email message example without using the MIME (Multipurpose Internet Mail Extensions) protocol. 2022-10-01, ∼319🔥, 0💬

Generating Certificate Signing Request (CSR)
This section provides a tutorial example on how to generate a private and public key pair for the domain name of a Web server and generate the Certificate Signing Request (CSR) asking a CA to sign the pubic key into a server certificate using JDK keytool command. 2022-10-01, ∼317🔥, 0💬

Issue New Certificate with My CA on macOS
This section provides a tutorial example on how to issue a new certificate from a CSR (Certificate Signing Request) with my private key and my root CA certificate on macOS using Keychain Access. 2022-10-01, ∼315🔥, 0💬

Installing Website Server Certificate on Android Phone
This section provides a tutorial example on how to install Website server certificate on Android phone by receiving certificate an email attachment. 2022-10-01, ∼312🔥, 0💬

View Certificate Profile on iOS 10 iPhone
This section provides a tutorial example on how to view certificate profile and certificate details on iOS 10 iPhone. 2022-10-01, ∼311🔥, 0💬

Verify Certificate Signed by My CA on macOS
This section provides a tutorial example on how to verify certificate signed with my private key and my root CA certificate on macOS using Keychain Access. 2022-10-01, ∼303🔥, 0💬

OpenSSL CA Database Files
This section describes OpenSSL CA database files, including the primary database file 'index.txt' and the serial number file 'serial'. 2024-11-27, ∼302🔥, 0💬

Crypt::SSLeay Failing to Verify Server's Certificate
This section provides a tutorial example on how Crypt::SSLeay fails to verify HTTPS server's certificate using the HTTPS_CA_FILE environment variable, the CA certificate can not be found. 2022-10-01, ∼300🔥, 0💬

Signing OpenOffice.org 3 Document Worked
This section provides a tutorial example on how to sign an OpenOffice.org 3 document with my personal certificate issued by CAcert.org. 2022-10-01, ∼300🔥, 0💬

Storing Personal Certificate with Its Keys
This section provides a tutorial example on how to merge a personal certificate with its private-public key pair in a KeyStore file, which needs to be converted in a PKCS12 file, because most PKI applications can only import PKCS12 files. 2022-10-01, ∼296🔥, 0💬

Viewing Certificate Details in Apple Safari
This section provides a tutorial example on how to view certificate details when visiting an 'https' Website in Apple Safari. 2022-10-01, ∼288🔥, 0💬

Signing OpenOffice.org 3 Document Failed
This section provides a tutorial example on how OpenOffice.org 3 refuses to use a certificate that was issued from an invalid intermediate CA. Be an intermediate CA, your certificate must have authorized usage of 'Certificate Signing, Off-line CRL Signing, CRL Signing (06)'. 2022-10-01, ∼282🔥, 0💬

Join CAcert.org as a Member
This section provides a tutorial example on how to join CAcert.org as a community member. 2022-10-01, ∼279🔥, 0💬

Visiting "https" Website with Apple Safari
This section describes how Apple Safari shows a lock icon when you visit an 'https' Website to indicate that the communication is secured with data encryption. 2022-10-01, ∼277🔥, 0💬

Installing Comodo Personal Certificate with Firefox
This section provides a tutorial example on how to install Comodo personal certificate with Firefox by following the hyperlink in the Comodo notification email. 2022-10-01, ∼274🔥, 0💬

Review Private Key of My CA Certificate on macOS
This section provides a tutorial example on how to review my private and public key pair that was used in my self-signed root CA certificate on macOS using Keychain Access. 2022-10-01, ∼272🔥, 0💬

<< < … 3 4 5 6 7 8 9 10 11 12 13 … > >>   ∑:315  Sort:Date

Android ASP Astrology Big5 Bitcoin Blowfish Built-in C# Calendar CD-DVD Cheminformatics Chinese Cryptography DES Email Encoding Ethereum Flash GB2312 General H Herong History HTML Java JavaScript JDBC JSP JVM Linux Molecule Movie Music MySQL Neural Network Perl PHP Physics PKI Publication Python REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO