EC Cryptography Tutorials - Herong's Tutorial Examples
This EC (Elliptic Curve) cryptography tutorial book is a collection of notes and sample codes written by the author while he was learning cryptography technologies himself. Topics include rule of chord and point addition on elliptic curves; Abelian groups with additive and multiplicative notations; ... 2019-07-06, 861👍, 3💬
Converting Secret Keys to and from Byte Arrays
This section provides a quick introduction of the SecretKeySpec class and the KeySpec interface. They can be used to convert secret keys into byte arrays to store them in external files. 2019-04-22, 8353👍, 4💬
What Is HTTPS (Hypertext Transfer Protocol Secure)?
This section describes what is HTTPS (Hypertext Transfer Protocol Secure) - A communication protocol that uses the HTTP and the SSL/TLS protocols to provide encrypted communication and secure identification of a Web server. 2019-04-13, 311👍, 2💬
Outdated: Windows XP Component "Update Root Certificates"
This section describes the process used by Windows XP component, Update Root Certificates, to communicate to Windows Update Web site to fetch a trusted root certificate and install in on the local computer automatically. 2019-04-13, 431👍, 2💬
Compilation and Execution Process of C Programs
This section describes steps of the compilation and execution process of C programs: preprocessing, compilation, assembly, linking and loading. 2019-04-08, 61282👍, 25💬
RSA Private Key and Public Key Pair Sample
This section provides a tutorial example on how to run JcaKeyPair.java to generate a RSA private key and public key pair sample. Keys are stored PKCS#8 and X.509 encoding formats. 2019-04-03, 768👍, 2💬
What Is Block Cipher?
This section describes what is block cipher - An encryption scheme in which 'the clear text is broken up into blocks of fixed length, and encrypted one block at a time'. 2019-04-03, 205👍, 2💬
"native2ascii -encoding" - UTF-8 to \udddd Conversion
This section provides a tutorial example on how to convert UTF-8 character strings to \udddd Unicode code sequences with the 'native2ascii -encoding' command. 2019-03-25, 456👍, 2💬
ASP Objects: Request, Response, Session and Application
This section describes additional objects provided by ASP: Request, Response, Session and Application. Your server-side VBScript code will use those objects to convert static Web pages into Web-based applications. 2019-03-25, 733👍, 8💬
Illustration of DSA Algorithm: p,q=23,11
This section provides a tutorial example to illustrate how DSA digital signature algorithm works with small prime modulus p=23 and prime divisor q=11. 2019-03-25, 129👍, 1💬
Free Chinese Calendar 2019 - Year of the Boar
Want to know when is the 2019 Chinese New Year day? Looking for Chinese calendars for 2019? Chinese New Year day - February 5, 2019 When is the Chinese New Year's Day in Year 2019? It is on February 5, 2019. Chinese New Year (Chinese: 春節, 春节, Chūnjíe; 農曆新年, 农历新年, Nónglì Xīnnián; or 過年, 过年... 2019-03-23, 2832👍, 1💬
java.security.KeyFactory - Reading Encoded Keys
This section describes the java.security.KeyFactory class, which allows you to convert key spec objects back to key objects. Full process of reading and converting encoded key files back to key objects are also provided. 2019-03-23, 203👍, 2💬
XMLin() and XMLout() Methods
This section describes two key methods in the XML::Simple module, XMLin() and XMLout(), to convert XML text string into a hash structure representing the XML structure and to convert the hash back to a string. 2019-03-12, 155👍, 1💬
U2600: Miscellaneous Symbols
This section provides a quick summary of the Unicode code point block: 'Miscellaneous Symbols', which contains 160 code points to represent more miscellaneous symbols. 2019-03-02, 1120👍, 2💬
Example Vector of AES Encryption
An example vector of AES-128 encryption is presented. Round keys and state values of all 11 rounds are included to help users to verify their AES implementation. 2019-02-24, 158👍, 1💬
"keytool" Exporting Certificates in DER and PEM
This section provides a tutorial example on how to export certificates in DER and PEM format using the 'keytool -exportcert' command. 2019-02-20, 27589👍, 5💬
This section provides a tutorial example on how to convert XML documents into pretty print format us...
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This section provides a quick description of the Services Console and a tutorial example on how to l...
This chapter provides notes and tutorial examples on XML Tools Plugin for Notepad++. Topics include ...
This section describes the SHA1 algorithm - a 6-step process of padding of '1000...', appending mess...