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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, ∼299🔥, 0💬

KeyPair and KeyPairGenerator Classes
This section describes the KeyPair and KeyPairGenerator Classes. The KeyPairGenerator.generateKeyPa ir()can be used to generate a private and public key pair.
2022-10-05, ∼298🔥, 0💬

Viewing Certificate Details
This section provides a tutorial example on how to view certificate details when visiting an 'https' Web site in IE.
2022-10-07, ∼296🔥, 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, ∼295🔥, 0💬

java.security.Signature - The Data Signing Class
This section describes the data signing and verification Java class, java.security.Signature, and its major methods like update(), sign() and verify().
2022-10-21, ∼294🔥, 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, ∼293🔥, 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, ∼292🔥, 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, ∼292🔥, 0💬

OpenSSL Viewing Certificates Exported from Firefox
This section provides a tutorial example on how to use OpenSSL to view contents of a certificate file exported from Firefox.
2022-10-14, ∼288🔥, 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, ∼287🔥, 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, ∼286🔥, 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, ∼285🔥, 0💬

Testing DES Algorithm in JDK JCE
This section provides a tutorial example to test DES algorithm implemented in the JDK JCE package.
2022-10-09, ∼285🔥, 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, ∼285🔥, 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, ∼283🔥, 0💬

Certificates and Certificate Chains
This section describes what is a certificate and what is a certificate path. A certificate is a digitally signed statement from the issuer saying that the public key of the subject has some specific value.
2022-10-15, ∼283🔥, 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, ∼283🔥, 0💬

DES Java Implementation in JDK by Sun
This section describes how DES algorithm is implemented in JDK. DES algorithm is implemented as part of the JCE package which is integrated in the JDK since version 1.4.
2022-10-10, ∼282🔥, 0💬

Using SHA1 Message Digest in PHP
This section provides a tutorial example on how to use SHA1 message digest algorithm in PHP. The PHP engine has a built-in function sha1().
2022-10-07, ∼282🔥, 0💬

javax.crypto.SecretKey - The Secret Key Interface
This section provides a quick introduction of secret key and symmetric encryption algorithm. The secret key interface, javax.crypto.SecretKey, is also described.
2022-10-06, ∼282🔥, 0💬

Exporting Certificates Out of IE
This section provides a tutorial example on how to use IE to export certificates installed in certificate stores into certificate files in DER and PEM formats.
2022-10-20, ∼281🔥, 0💬

"OpenSSL" Self-Signing CA's Public Key
This section provides a tutorial example on how to use OpenSSL to generate a self-signed certificate for your public key as CA certificate.
2022-10-08, ∼281🔥, 0💬

JCE DES Operation Mode Testing Program
This section provides a tutorial example program to test DES operation modes implemented in the JDK JCE package.
2022-10-22, ∼280🔥, 0💬

JcePublicCipher.java - Public Key Encryption Sample Program
This section provides a tutorial example on how to write a public key encryption and private key decryption program using the javax.crypto.Cipher class.
2022-10-06, ∼279🔥, 0💬

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