Linux

Most secure SSL/TLS configuration for Apache, Nginx, Postfix, Dovecot, HAProxy and other

Most secure SSL/TLS configuration for Apache, Nginx, Postfix, Dovecot, HAProxy and other

What is a cipher suite?

Cipher suites decide how secure, compatible and fast your HTTPS website is. A cipher suite is a set of information that helps determine how your web server will communicate secure data over HTTPS.
A web server uses certain protocols and algorithms to determine how it will secure your web traffic. These are the ingredients of a secure connection. A cipher suite is essentially a list of those ingredients.

How Install Redis server on Debian linux distro

How Install Redis server on Debian linux distro

Redis is an open-source, in-memory, data-structure store with optional disk writes for persistence, which can be used as key-value database, cache and message broker. Redis features built-in transactions, replication, and support for a
variety of data structures such as strings, hashes, lists, sets and others. Redis can be made highly available with Redis Sentinel and supports automatic partitioning with Redis Cluster. This document provides both instructions for depl
oying the Redis server and an overview of best practices for maintaining Redis instances.

SystemD - Managing System Services (part 2)

SystemD - Managing System Services (part 2)

Previous versions of Linux distributions like Debian or Ubuntu, which were distributed with SysV init or Upstart, used init scripts located in the /etc/rc.d/init.d/ directory. These init scripts were typically written in Bash, and allowed the system administrator to control the state of services and daemons in their system. With systemd these init scripts have been replaced with service units.

Service units end with the .service file extension and serve a similar purpose as init scripts. To view, start, stop, restart, enable, or disable system services, use the systemctl command as described in Table 2.1 - systemctl utility

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