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, 563👍, 3💬
"openssl pkcs8" Converting Keys to PKCS#8 Format
This section provides a tutorial example on how to convert a private key file from the traditional format into PKCS#8 format using the 'openssl pkcs8' command. Keys can still be encoded with DER or PEM with or without DES encryption in PKCS#8 format. 2016-04-12, 6533👍, 1💬
Certificate X.509 Standard and DER/PEM Formats
This chapter provides tutorial notes and example codes on certificate content standard and file formats. Topics include X.509 standard for certificate content; DER encoding for certificate binary file format; PEM encoding for certificate text file format; exchanging certificates in DER and PEM forma... 2016-04-10, 130👍, 1💬
Summary - Migrating "keystore" Keys to "OpenSSL"
This section describes high level steps on how to migrate a private key generated in a JKS (Java KeyStore) file to an 'OpenSSL' key file. The key step is to convert a JKS file into a PKCS#12 file with 'keytool'. 2016-04-09, 102👍, 1💬
Using MySQL Noinstall Package
This section provides a tutorial example on how to download and install MySQL 5.7.10 noinstall package on a Windows system. Configuration is required to start MySQL 5.7.10 server. 2016-04-08, 3591👍, 5💬
WSF - Windows Script File XML Format
This section describes the WSF (Windows Script File) XML format. Multiple script jobs with different scripting language can be defined in a single WSF file. 2016-04-08, 2114👍, 2💬
SQL Server CLOB (Character Large Object) - TEXT
This chapter provides tutorial notes on CLOB (Character Large Object) data types, TEXT, with SQL Server JDBC Driver. Topics include creating tables to store CLOB values in SQL Server server; inserting CLOB values with direct SQL INSERT statements, or PreparedStatement with setString(), setCharacterS... 2016-04-07, 6403👍, 1💬
"sc.exe" - A Command Line Tool to Manage Services
This section describes the Service Controller (SC) command line tool, sc.exe, which can be used to add new services, or to query, modify, start, stop and delete existing services. 2016-04-06, 4268👍, 1💬
WSDL 2.0 Document Examples with SOAP Binding
This chapter provides WSDL 2.0 document examples with SOAP binding. Topics include Hello example; Reservation example with Multipart message exchange pattern examples; GetStockPrice with RPC message exchange pattern 2016-04-05, 132👍, 1💬
SessionPage*.php - Session Test Script Pages
This section provides a tutorial example on how to write multiple script pages and use the session concept to make them work together. 2016-03-30, 1175👍, 3💬
Certificate in PEM Format
This section describes what is certificate PEM (Privacy Enhanced Mail) format - A format uses PEM idea to convert a certificate in DER format to a message of printable characters. The conversion uses the Base64 encoding. 2016-03-30, 3744👍, 2💬
Insertion Sort Algorithm and Implementation
This chapter provides tutorial notes and codes on the Insertion Sort algorithm. Topics include introduction of the Insertion Sort algorithm, Java implementation and performance of the Insertion Sort algorithm. 2016-03-30, 270👍, 0💬
SSL Client Authentication
This chapter provides tutorial notes and example codes on SSL client authentication. Topics include introduction to SSL client authentication; creating server and client certificates; writing server and client test programs; running SSL client authentication tests. 2016-03-30, 385👍, 2💬
Retrieving Information from HTTP Requests
This chapter provides tutorial examples and notes about HTTP request. Topics include retrieving information from $_GET, $_POST, $_COOKIE, $_REQUEST, $_SERVER; promoting and registering $_REQUEST keys and values as global variables. 2016-03-29, 103👍, 1💬
First Example - Hello
This section provides a tutorial example on writing the very first WSDL 1.1 example that uses SOAP 1.1 over HTTP to send a hello message and receive a hello message back. 2016-03-28, 410👍, 1💬
piqpr8.c - Generating Hex Digits of PI
A C source code is provided to generate hexadecimal digits of the fractional part of PI (0.1415927...) using the BBP (Bailey–Borwein–Plouffe) formula. 2016-03-25, 811👍, 1💬
This section provides a tutorial example on how to use the MimeHeaders class and the addHeader() met...
This section describes how to download and install Java SE Development Kit (JDK) 8u45 on a Windows s...
This section describes the DSA (Digital Signature Algorithm) algorithm, which consists of 2 parts: g...
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This section provides a tutorial example on how to use the getSelection() method to know which butto...