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Reading DSA Private and Public Key Files
This section provides a tutorial example on running the test program JcaKeyFactoryTest.java to generate, write, read and convert DSA private and public keys.
2022-10-08, ∼212🔥, 0💬

Managing Certificates in Certificate Stores
This section provides a tutorial example on how to access and manage certificates pre-installed Firefox.
2022-10-05, ∼212🔥, 0💬

Element Generated Subgroup Is Cyclic
This section describes the fact that all subgroups generated from elements in finite Abelian groups are cyclic groups.
2022-10-01, ∼212🔥, 0💬

Reduced Point Additive Operation
This section describes what is the reduced point additive operation in algebraic format, which is the same as the original additive operation reduced by modular arithmetic of prime number p.
2022-10-01, ∼212🔥, 0💬

Migrating Keys from "OpenSSL" Key Files to "keystore"
This chapter provides tutorial notes and example codes on migrating keys from 'OpenSSL' key files to 'keystore' files. Topics include generating a 'OpenSSL' key file; generating a self-signed certificate; merging a key file with its self-signed certificate into a PKCS#12 file; importing PKCS#12 file...
2022-10-05, ∼211🔥, 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, ∼209🔥, 0💬

Archived: Visiting "https" Web Site with IE 7
This section describes how IE (Internet Explorer) 7 shows a lock icon when you visit an 'https' Web site to provide you more security related information.
2022-10-15, ∼209🔥, 0💬

Reduced Point Additive Operation Improved
This section describes the improved version of the reduced point additive operation by applying the same modular arithmetic reduction on the parameter m as the reduced elliptic curve equation.
2022-10-01, ∼209🔥, 0💬

Private key and Public Key Pair Generation
This chapter provides tutorial notes and example codes on private key and public key pair generation. Topics include public key encryption algorithms, RSA, DSA and DiffieHellman; private key and public key pair generation class and sample program; RSA, DSA, and DiffieHellman key pair samples.
2022-10-05, ∼208🔥, 0💬

DSA Public Key Encryption Tests
This section provides the test result of DSA public key encryption and private key decryption using the javax.crypto.Cipher class.
2022-10-18, ∼207🔥, 0💬

DES Encryption Operation Mode Introduction
This section describes what are DES encryption operation modes and notations used to describe how each operation mode works.
2022-10-05, ∼207🔥, 0💬

Visiting an "https" Web Site with Firefox
This section describes how Firefox shows a lock icon when you visit an 'https' Web site to provide you more security related information.
2022-10-06, ∼206🔥, 0💬

RSA Public Key Encryption Tests
This section provides the test result of RSA public key encryption and private key decryption using the javax.crypto.Cipher class.
2022-10-19, ∼205🔥, 0💬

DsaSignatureVerifier.java - Verifying DSA Digital Signature
This section provides tutorial example on how to verifying a digital signature for a message file with the DSA public key using the SHA1withDSA algorithm.
2022-10-07, ∼203🔥, 0💬

"openssl x509" Viewing Certificate Details
This section provides a tutorial example on how to view details of the certificate exported by 'keytool -exportcert' command using the 'openssl x509' command.
2022-10-05, ∼202🔥, 0💬

Proof of RSA Public Key Encryption
This section describes steps to prove RSA Public Key Encryption algorithm. Fermat's little theorem is the key part of the proof.
2022-10-05, ∼202🔥, 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, ∼202🔥, 0💬

Managing Certificates in Certificate Stores with IE
This section provides a tutorial example on how to use IE to manage certificates installed in certificate stores.
2022-10-09, ∼201🔥, 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, ∼199🔥, 0💬

Using MD5 Message Digest in PHP
This section provides a tutorial example on how to use MD5 message digest algorithm in PHP. The PHP engine has a built-in function md5().
2022-10-04, ∼198🔥, 0💬

What Is Function?
This section describes what is function - Two sets of elements, X and Y, and a rule, f, which assigns to each element in X, to one element in Y.
2022-10-11, ∼197🔥, 0💬

DiffieHellman Private Key and Public Key Pair Sample
This section provides a tutorial example on how to run JcaKeyPair.java to generate a DiffieHellman private key and public key pair sample. Keys are stored PKCS#8 and X.509 encoding formats.
2022-10-07, ∼196🔥, 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, ∼194🔥, 0💬

No "keytool" Command to Export Keys
This section describes all sub-commands supported by the 'keytool' provided in JDK. There is not 'keytool' sub-command to export keys stored in 'keystore' files.
2022-10-04, ∼194🔥, 0💬

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