Nytro Posted September 24, 2012 Report Posted September 24, 2012 Cryptography Tutorials - Herong's TutorialExamples Cryptography Tutorials - Herong's Tutorial Examples Copyright © 2011 by Dr. Herong Yang. All rights reserved. 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 blowfish, certificate, cipher, decryption, DES, digest, encryption, keytool, MD5, OpenSSL, PEM, PKCS#8, PKCS#12, private key, public key, RSA, secret key, SHA1, SSL, X.509.Table of Contents About This Book Cryptography Terminology Cryptography Basic Concepts What Is Cryptography? What Is Function? What Is Encryption? Introduction to DES Algorithm What Is Block Cipher? DES (Data Encryption Standard) Cipher Algorithm DES Key Schedule (Round Keys Generation) Algorithm DES Decryption Algorithm DES Algorithm - Illustrated with Java Programs DESSubkeysTest.java - DES Key Schedule Algorithm Illustration DES Key Schedule Algorithm Illustration Program Output DESCipherTest.java - DES Cipher Algorithm Illustration DES Cipher Algorithm Illustration Program Output DES Algorithm Java Implementation CipherDES.java - A Java Implementation of DES Java Implementation of DES - Test Cases DES Algorithm - Java Implementation in JDK JCE DES Java Implementation in JDK by Sun Steps of Using DES Algorithm in JDK JCE Testing DES Algorithm in JDK JCE What Is PKCS5Padding? JceSunDesPaddingTest.java - JCE DES Padding Test DES Encryption Operation Modes DES Encryption Operation Mode Introduction What is ECB (Electronic CodeBook) Operation Mode? What is CBC (Cipher Block Chaining) Operation Mode? What is CFB (Cipher FeedBack) Operation Mode? What is OFB (Output FeedBack) Operation Mode? DES Operation Modes in JCE JCE DES Operation Mode Testing Program JCE DES Operation Mode Testing Program Result DES in Stream Cipher Modes Introducting DES Stream Cipher Modes CFB (Cipher FeedBack) as a Stream Cipher OFB (Output FeedBack) as a Stream Cipher CFB and OFB Stream Ciphers Implemented in JCE JCE DES Stream Ciphers Testing Program JCE DES Stream Ciphers Testing Program Result PHP Implementation of DES - mcrypt mcrypt Library for PHP mcrypt Encryption Functions mcrypt DES Encryption Testing Program Block Padding in mcrypt Blowfish - 8-Byte Block Cipher What Is Block Cipher? Blowfish Cipher Algorithm Key Schedule (Sub-Keys Generation) Algorithm BlowfishJ - Java Implementation by Markus Hahn Blowfish Decryption Algorithm First 8366 Hex Digits of PI Secret Key Generation and Management javax.crypto.SecretKey - The Secret Key Interface javax.crypto.KeyGenerator - Generating Secret Keys Converting Secret Keys to and from Byte Arrays JceSecretKeyTest.java - Secret Key Test Program Cipher - Secret Key Encryption and Decryption javax.crypto.Cipher - The Secret Key Encryption Class JceSecretCipher.java - Secret Key Encryption Sample Program Blowfish Secret Key Encryption Tests Private key and Public Key Pair Generation Private and Public Keys and Related Interfaces KeyPair and KeyPairGenerator Classes Key Pair Sample Program - JcaKeyPair.java DSA Private Key and Public Key Pair Sample RSA Private Key and Public Key Pair Sample DiffieHellman Private Key and Public Key Pair Sample PKCS#8/X.509 Private/Public Encoding Standards What Is Key Encoding? PKCS#8 and X.509 Key Encoding Classes java.security.KeyFactory - Reading Encoded Keys JcaKeyFactoryTest.java - Key Factory Test Program Reading DSA Private and Public Key Files Reading RSA Private and Public Key Files Cipher - Public Key Encryption and Decryption javax.crypto.Cipher - The Public Key Encryption Class JcePublicCipher.java - Public Key Encryption Sample Program DSA Public Key Encryption Tests RSA Public Key Encryption Tests MD5 Mesasge Digest Algorithm What Is MD5 Message Digest Algorithm? MD5 Message Digest Algorithm Overview Using MD5 Message Digest in Java Using MD5 Message Digest in PHP Using MD5 Message Digest in Perl SHA1 Mesasge Digest Algorithm What Is SHA1 Message Digest Algorithm? SHA1 Message Digest Algorithm Overview Using SHA1 Message Digest in Java Using SHA1 Message Digest in PHP Using SHA1 Message Digest in Perl OpenSSL Introduction and Installation What Is OpenSSL? Installing OpenSSL on Windows OpenSSL Generating and Managing RSA Keys Generating New RSA Key Pairs Viewing Components of RSA Keys Encrypting RSA Keys OpenSSL Managing Certificates What Is a Certificate? Generating Self-Signed Certificates Viewing Components of Certificates OpenSSL Generating and Signing CSR Why Certificates Need to Be Signed by CA? Generating Certificate Signing Request (CSR) Viewing Components of Certificate Signing Request Signing a Certificate Signing Request OpenSSL Validating Certificate Path What Is a Certification Path? Certification Path Validation Rules Creating a Certificate Path with OpenSSL Validating a Certificate Path with OpenSSL "keytool" and "keystore" from JDK Certificates and Certificate Chains What Is "keystore"? "keytool" - Command Line Tool Generating Private Keys Exporting and Import Certificates Generating CSR (Certificate Signing Request) Cloning Certificates with New Identities "OpenSSL" Signing CSR Generated by "keytool" "OpenSSL" Acting as a CA (Certificate Authority) "OpenSSL" Generating CA's Private Key "OpenSSL" Self-Signing CA's Public Key "keytool" Generating Maria's Private Key "keytool" Generating Maria's CSR "OpenSSL" Signing Maria's CSR "OpenSSL" Managing Serial Numbers when Signing CSR "keytool" Importing CA's Own Certificate ""keytool" Importing Maria's Certificate Signed by CA Migrating Keys from "keystore" to "OpenSSL" Key Files No "keytool" Command to Export Keys "keytool -genkeypair" Generating PrivateKeyEntry "keytool -exportcert" Exporting PrivateKeyEntry "keytool -printcert" Printing Certificate Details "openssl x509" Viewing Certificate Details "DumpKey.java" Dumping Private Keys Out of "keystore" "openssl enc" Converting Keys from Binary to PEM "openssl dsa" Viewing Private and Public Key Pair Certificate X.509 Standard and DER/PEM Formats X.509 Certificate Standard What Is DER (Distinguished Encoding Rules) Encoding? What Is PEM (Privacy Enhanced Mail) Encoding? Certificate in PEM Format "keytool" Exporting Certificates in DER and PEM "OpenSSL" Viewing Certificates in DER and PEM "OpenSSL" Generating Certificates in DER and PEM "keytool" Viewing Certificates in DER and PEM "keytool" Importing Certificates in DER and PEM Migrating Keys from "OpenSSL" Key Files to "keystore" What Is PKCS#8? What Is PKCS#12? "openssl genrsa" Generating Private Key "openssl pkcs8" Converting Keys to PKCS#8 Format "openssl pkcs12" Merging Key with Certificate "keytool -list" Verifying PKCS#12 Files "keytool -importkeystore" Importing PKCS#12 Files Summary - Migrating "OpenSSL" Keys to "keystore" Summary - Migrating "keystore" Keys to "OpenSSL" Using Certificates in IE 7 Why Using Certificates with Web Browsers? Visiting a "https" Web Site with IE Viewing Certificate Details Viewing Certificate Path Installing Certificate Permanently in IE Managing Certificates in Certificate Stores Exporting Certificates Out of IE 7 OpenSSL Viewing Certificates Exported from IE 7 Importing CA Certificate into IE 7 Importing Certificate Path into IE 7 Using Certificates in Firefox 3 Visiting a "https" Web Site with Firefox Viewing Certificate Details Managing Certificates in Certificate Stores Exporting Certificates Out of Firefox 3 OpenSSL Viewing Certificates Exported from Firefox 3 Importing CA Certificate into Firefox Importing Certificate Path into Firefox References Printable Copy - PDF Version Keywords: Cryptography, Encryption, Security, Tutorial, Example Previous Version: Cryptography Tutorials - Herong's Tutorial NotesSursa: Cryptography Tutorials - Herong's Tutorial Examples Quote
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