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Finding Large Prime Numbers
This section describes different ways to generate large prime numbers to be used to generate public key and private key. Today most RSA tools are using probable prime numbers. 2022-10-05, 123🔥, 0💬

"OpenSSL" Signing Maria's CSR
This section provides a tutorial example on how to use 'OpenSSL' to sign a CSR (Certificate Signing Request) generated by 'keytool' with CA's private key. 2022-10-04, 123🔥, 0💬

CFB and OFB Stream Ciphers Implemented in JCE
This section describes how DES CFB and OFB (Output FeedBack) stream ciphers are implemented in the JDK JCE package. 2022-10-04, 123🔥, 0💬

Using MD5 Message Digest in Perl
This section provides a tutorial example on how to use MD5 message digest algorithm in Perl. John Allen implemented the entire MD5 algorithm in 8 lines of Perl 5 code. 2022-10-04, 123🔥, 0💬

Archived: Visiting an "https" Web Site with Firefox 18
This section describes how Firefox 18 shows a lock icon when you visit an 'https' Web site to provide you more security related information. 2022-10-11, 122🔥, 0💬

DES Cipher Algorithm Illustration Program Output
This section provides the execution output of the tutorial Java program, DESCipherTest.java, to illustrate how DES cipher algorithm works. 2022-10-08, 122🔥, 0💬

JcaKeyFactoryTest.java - Key Factory Test Program
This section provides a tutorial example on how to write a sample program to read encoded key files into key spec objects and convert them back into key objects. 2022-10-06, 122🔥, 0💬

Archived: Managing Certificates in Firefox 18
This section provides a tutorial example on how to access and manage certificates pre-installed Firefox 18. 2022-10-29, 121🔥, 0💬

JceSecretCipher.java - Secret Key Encryption Sample Program
This section provides a tutorial example on how to write a secret key encryption and description program using the javax.crypto.Cipher class. 2022-10-18, 121🔥, 0💬

Visiting a "https" Web Site with IE
This section describes how IE (Internet Explorer) 9 shows a lock icon when you visit an 'https' Web site to provide you more security related information. 2022-10-10, 121🔥, 0💬

Illustration of DSA Algorithm with Different k and h
This section provides a tutorial example to illustrate how DSA digital signature algorithm works with same DSA key paramters but different k and h values. 2022-10-09, 121🔥, 0💬

DES Algorithm - Java Implementation in JDK JCE
This chapter provides tutorial examples and notes about DES algorithm implementation in the JDK JCE package. Topics include JCE classes related to DES; testing tutorial programs for DES encryption and decryption; PKCS5Padding schema to pad cleartext as 8-byte blocks. 2022-10-04, 121🔥, 0💬

Using Certificates in IE
This chapter provides tutorial notes and example codes on using certificates in IE (Internet Explorer). Topics include why Web browsers need certificates; viewing the certificate from an https Web server; installing the certificate from a server; exporting a certificate from IE to a certificate file... 2022-10-21, 120🔥, 0💬

Using Certificates in Google Chrome
This chapter provides tutorial notes and example codes on using certificates in Chrome. Topics include viewing the certificate from an https Web server; viewing and managing trusted certificates saved in certificate stores shared with IE. 2022-10-19, 120🔥, 0💬

What Is MD5 Message Digest Algorithm?
This section describes what is MD5 - a message digest algorithm which takes as input a message of arbitrary length and produces as output a 128-bit 'fingerprint'. 2022-10-14, 120🔥, 0💬

What Is Public Key Encryption?
This section describes public key encryption, also called asymmetric encryption, which uses a pair of keys, a private key and a public key to encrypt and decrypt messages. 2022-10-09, 120🔥, 0💬

JceSecretKeyTest.java - Secret Key Test Program
This section provides a quick tutorial example on how to write a sample program to generate a secret key for Blowfish, DES, or HmacMD5 encryption, save the secret key to a file, and read it back. 2022-10-06, 120🔥, 0💬

What Is OpenSSL?
This section describes what is OpenSSL - a cryptography toolkit for SSL (Secure Sockets Layer and TLS (Transport Layer Security). It offers command line tool for generating private keys and managing public keys. 2022-10-05, 120🔥, 0💬

OpenSSL Generating and Managing RSA Keys
This chapter provides tutorial notes and example codes on managing RSA keys with OpenSSL. Topics include generating new RSA keys; viewing existing RSA keys; encrypting RSA keys with DES algorithm to protect them with passwords. 2022-10-04, 120🔥, 0💬

Importing Certificate Path into Firefox
This section provides a tutorial example of trying to import a certificate path into Firefox. But it failed.. 2022-11-16, 119🔥, 0💬

Generating CSR (Certificate Signing Request)
This section provides a tutorial example on how to use the 'keytool -certreq' command to generate a CSR (Certificate Signing Request) for the public key stored in a key entry. 2022-11-03, 119🔥, 0💬

Using SHA1 Message Digest in Perl
This section provides a tutorial example on how to use SHA1 message digest algorithm in Perl. John Allen implemented the entire SHA1 algorithm in 8 lines of Perl 5 code. 2022-10-11, 119🔥, 0💬

JceSunDesPaddingTest.java - JCE DES Padding Test
This section provides a tutorial example to test the PKCS5Padding schema used by the DES implementation in the JDK JCE package. 2022-10-10, 119🔥, 0💬

JCE DES Stream Ciphers Testing Program
This section provides a tutorial example on how to use DES stream ciphers provided in the JDK JCE package. 2022-10-07, 119🔥, 0💬

<< < … 8 9 10 11 12 13 14 15 > >>   ∑:342  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 Reference REST SOAP Sorting Swing TV Series UML Unicode VBScript Web Web-Services Windows WSDL XML XMLPad XSD XSL-FO