IT Blog - Page 39 of 153 - Vyacheslav Gapon - personal blog, manuals, articles, notes, development

RAR and ZIP archiving on Linux

The command to install rar in Debian/Ubuntu:

RAR archives on Linux

To create and unpack RAR archives in the Linux Ubuntu operating system, you must type the package installation command in the terminal:

Configuring ClamAV + Postfix

I will give an example of installing and configuring the free ClamAV antivirus for checking email messages for viruses.

Configuring Spamassassin + Postfix

I’ll give an example of installing and configuring Spamassassin to filter spam.

How to add static routes in Windows

Let’s say we have a network with the following data:

Linux file system and directory structure

I will briefly describe the Linux directory structure:

How to disable TLS 1.0 and TLS 1.1 in cPanel & WHM

In this article I will give an example of disabling legacy protocols in cPanel & WHM.

How to disable TLS 1.0 and TLS 1.1 in Nginx

The TLS 1.0 protocol appeared in 1999, TLS 1.1 in 2006, and they will both be considered obsolete in 2020, and will also have to be removed from support in various browsers around March 2020, so you need to disable them. Similarly, SSL 2.0, SSL 3.0 protocols were previously outdated.

Installing and configuring iRedMail

Below is an example of installing iRedMail on Ubuntu/Debian.
On the test I will install iRedMail on Ubuntu 18.04 LTS.