10 posts with tag "security"
December 25th, 2016 42,329
How to manage your passwords on Linux (Ubuntu) workstations, Android devices using KeePass. How to sync to make them available anywhere.
November 16th, 2016 19,864
7z is an excellent archiving software offering high compression ratio and strong AES-256 encryption.
October 29th, 2016 74,107
Find out how to add and remove software and apply system updates in Ubuntu Desktop (GUI utilities and command line version).
October 25th, 2016 49,239
After installing a new Linux kernel, old kernels are not automatically deleted. They remain in your disk. You have to delete them manually. Why?
September 7th, 2015 28,598
Criteria for selecting the right SSL Certificate. Detailed instructions on how to setup the certificate in a Debian server. Validate your certificate.
Simple steps to enable and configure mod-security Apache module on Debian Wheezy, using Core Rule Set (CRS)
Detailed guide to create OpenVPN server on Debian. Manage VPN users. Connect from any operating system.
Psad is an intrusion prevention software, which makes use of iptables log messages to detect and (optionally) block port scans and other suspect traffic.
Fail2Ban is an intrusion prevention software which analyzes log files and ban possible attacks (mainly Brute-force), using firewall (iptables and more).
Updating Debian Server: how to get notifications, how urgent is to upgrade, which are security updates, when reboot required, which services need restart.