Category: Application

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Debug Applications with gdb In Linux

gdb is the short form of GNU Debugger. Debugger is a tool used to search and find and get detailed information about bugs in applications binaries. gdb is popular in Linux community which is used by most of the IDE, Programming tools event in Android IDE’s. In this tutorial we will look...

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What Is OpenSSL Library?

OpenSSL is most popular open source cryptography library which provides a lot of tools, libraries, algorithms about cryptography. It is mostly known with Secure Socket Layers (SSL) and Transport Layer Security (TLS) protocols. Supported Encryption Algorithms Encryption is used to make given data unreadable by the intruders. It is mainly...

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Best Free Hex Editors For Windows

There are different type of editors used to change given files context. Most of the computer users aware of text editors. But there are other less known editors used by different professions. Hex editors are mainly used by reverse engineers, system administrators, applications developers etc. What is Hex or Hexadecimal...

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How To Read RSA, X509, PKCS12 Certificates with OpenSSL?

OpenSSL provides read different type of certificate and encoding formats. OpenSSL supports certificate formats like RSA, X509, PCKS12 etc. We will look how to read these certificate formats with OpenSSL. Read RSA Private Key RSA is popular format use to create asymmetric key pairs those named public and private key....

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How To Create Self Signed Root Certificate with OpenSSL

OpenSSL provides cryptographic libraries and features. We can use OpenSSL from reading DER files to generate random numbers. But one of the most used feature is creating a Self Signed Certificate. , Self Signed Certificate X509 is the certificate standard used in internet and corporate today. X509 certificates are designed...

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How To Determine and Print OpenSSL Version?

OpenSSL is very long running project which have passed a lot of versions. Newer versions provides more features, bug fixes and security patches. For example in year 2014 a serious security hole Heart Bleed discovered in OpenSSL versions and affected OpenSSL libraries are defined as versions.Following versions was vulnerable to...

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