Category: Application

How To Generate and Configure Htpasswd Password In Linux For Apache and Nginx Server?

Today world is insecure. We have to provide different type of security measures like authentication. In HTTP servers like Apache or Nginx we can use HTTP Basic Authentication. HTTP Basic Authentication is authentication protocol provided by web server. We can use htpasswd tool to create HTTP Basic Authentication Database and Users. Using application level authentication is better solution by the

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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 Editor Hex editors used to edit files where these files

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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 to create a tree like trust hierarchy between X509 certificates.

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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 Hear Bleed. OpenSSL 1.0.1 trough 1.0.1f inclusive OpenSSL 1.0.1g is

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How To Install and Use OpenSSL Library In Python Applications?

OpenSSL is popular security library used by a lot of products, applications, vendors. OpenSSL provides libraries for the most of the programming languages. Python is popular programming language too. We can use OpenSSL library in Python applications. In this tutorial we will develop an example application that uses OpenSSL Python Library and bindings. Install OpenSSL Python Library with Pip We

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How To Use OpenSSL s_client To Check and Verify SSL/TLS Of HTTPS Webserver?

OpenSSL provides different features and tools for SSL/TLS related operations. s_lient is a tool used to connect, check, list HTTPS, TLS/SSL related information. Simply we can check remote TLS/SSL connection with s_client . In this tutorials we will look different use cases of s_client . Check TLS/SSL Of Website The basic and most popular use case for s_client is just connecting remote TLS/SSL website.

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Data Classification and Categorization with Benefits

Data classification is important part of the ISO 27001 and Enterprise Security Governance. Data classification will set labels and categories to the given data types. These types will be used to set secrecy, sensitivity, confidentiality levels. If we set all data high security level or classification this will create high cost and operational complexity and expense. So we should classify

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