Cryptography Tutorials - Herong's Tutorial Examples
This cryptography tutorial book is a collection of notes and sample codes written by the author while he was learning cryptography technologies himself. Topics include AES, blowfish, certificate, cipher, decryption, DES, digest, encryption, keytool, MD5, OpenSSL, PEM, PKCS#8, PKCS#12, private key, p... 2017-03-02, 11611👍, 2💬
Configuring PHP OpenSSL on Windows
This section provides a tutorial example on how to install and configure the PHP OpenSSL module on Windows systems. PHP OpenSSL is provided as a DLL file called php_openssl.dll. 2017-01-20, 14445👍, 10💬
Using openConnection() Method in java.net.URL Class
This section provides a tutorial example on how to use the openConnection() method in the java.net.URL class to perform a GET method on an HTTPS server. Java Secure Socket Extension (JSSE) works quietly behind the java.net.URL class to provide HTTPS support. 2015-08-05, 3640👍, 2💬
PKI Tutorials - Herong's Tutorial Examples
This PKI (Public Key Infrastructure) tutorial book is a collection of notes and sample codes written by the author while he was learning PKI technologies himself. Topics include CA, Certificate, Crypt::SSLeay, C#, Digital Signature, Firefox, HTTPS, IE, Java, JSSE, KeyStore, keytool, MMC, .NET, OpenS... 2016-02-07, 3483👍, 1💬
"bad decrypt:./crypto/evp/evp_enc.c:461" Error
This section provides a tutorial example on why OpenSSL 'pkcs12' failed with 'bad decrypt:./crypto/evp/evp_enc.c :461'error. The root cause is the key password different than file password. 2015-09-10, 3170👍, 1💬
Introduction of HTTPS (Hypertext Transfer Protocol Secure)
This chapter provides a quick introduction of HTTPS (Hypertext Transfer Protocol Secure). Topics include what is HTTPS; Web server authentication; communication data encryption. 2016-04-29, 1196👍, 2💬
Converting KeyStore Files to PKCS12 Files
This section provides a tutorial example on how to convert a KeyStore file to a PKCS12 file, because Windows 'Internet Options' can import keys and certificates from PKCS12, but not from KeyStore file. 2016-02-07, 1012👍, 2💬
Introduction of PKI (Public Key Infrastructure)
This chapter provides a quick introduction of PKI (Public Key Infrastructure). Topics include what is PKI; usage examples of PKI; most popular certificate authorities. 2016-02-22, 961👍, 2💬
Microsoft Management Console (MMC)
This section describes the Microsoft Management Console (MMC), which can be used to create a console to manage certificate stores on Windows XP systems. 2015-10-11, 416👍, 1💬
View Digital Signatures in Word Documents
This section provides a tutorial example on how to view digital signatures in MS Word 2007 documents. Clicking the digital signature icon in the status bar turns on and off the Signatures panel when editing Word documents. 2015-11-30, 327👍, 1💬
Digital Signature Scheme for Email Messages
This section describes the digital signature scheme for email messages. The process of signing an email message is the same as signing other digital documents. 2016-09-08, 258👍, 1💬
HTTPS Communication Data Encryption
This section describes the HTTPS communication data encryption process - Browser generates an encryption key, encrypts it using server public key and sends it to the server; Browser encrypts data with the encryption key; Server encrypts return data with the same encryption key. 2016-04-18, 140👍, 1💬
Exporting a List of Root CA Certificates
This section provides a tutorial example on how to export a list of trusted root CA certificates with the certificates console on a Windows XP system. 2017-03-28, 121👍, 1💬
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, 102👍, 1💬
This section provides a tutorial example on how to use 'keytool' to import certificates in DER and P...
This chapter provides notes and tutorial examples on XML Tools Plugin for Notepad++. Topics include ...
This section describes XML Tools Plugin, which provides a small set of useful tools for editing XML ...
This chapter provides tutorial notes and example codes on WSDL2Java. Topics include using the WSDL2J...
This section provides a tutorial example on how to a simple Java Swing program. SwingHello.java is m...