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How To Integrate ClamAV Into PureFTPd For Virus Scanning On CentOS 6.2

How To Integrate ClamAV Into PureFTPd For Virus Scanning On CentOS 6.2

This tutorial explains how you can integrate ClamAV into PureFTPd for virus scanning on a CentOS 6.2 system. In the end, whenever a file gets uploaded through PureFTPd, ClamAV will check the file and delete it if it is malware.

Running LinOTP On CentOS 6.2

Running LinOTP On CentOS 6.2

This howto will show how you can set up LinOTP on CentOS 6.2. LinOTP is a modular and flexible solution for two factor authentication with one time passwords. This howto uses the community packages that are available at the python package index PyPI.

How To Configure PureFTPd To Accept TLS Sessions On CentOS 6.2

How To Configure PureFTPd To Accept TLS Sessions On CentOS 6.2

FTP is a very insecure protocol because all passwords and all data are transferred in clear text. By using TLS, the whole communication can be encrypted, thus making FTP much more secure. This article explains how to configure PureFTPd to accept TLS sessions on a CentOS 6.2 server.

Setting Up ProFTPd + TLS On Ubuntu 11.10 (Oneiric Ocelot)

Setting Up ProFTPd + TLS On Ubuntu 11.10 (Oneiric Ocelot)

FTP is a very insecure protocol because all passwords and all data are transferred in clear text. By using TLS, the whole communication can be encrypted, thus making FTP much more secure. This article explains how to set up ProFTPd with TLS on an Ubuntu 11.10 server.

AVG Antivirus For Linux/FreeBSD Plus Sendmail Mail Server

AVG Antivirus For Linux/FreeBSD Plus Sendmail Mail Server

This document describes how to deploy AVG Antivirus for Linux/FreeBSD to the Sendmail mail server. It is usable for AVG version 8.5, 10 and 2012.

Changing Apache Server Name To Whatever You Want With mod_security On Debian 6

Changing Apache Server Name To Whatever You Want With mod_security On Debian 6

In this tutorial I want to focus on how to change the Apache server name to whatever you want, so you can give your own name or sentence to Apache server headers that are sent to whois programs or websites, for example you can type "YTS","GWS" or "Microsoft-IIS/7.0" to misguide the hacker to guess which Linux OS or which version of Apache you are using.

How To Set Up A TOR Middlebox Routing All VirtualBox Virtual Machine Traffic Over The TOR Network

How To Set Up A TOR Middlebox Routing All VirtualBox Virtual Machine Traffic Over The TOR Network

This tutorial will show you how to reroute all traffic for a virtual machine through the Tor network to ensure anonymity. It assumes a standalone machine with a Linux OS, and VirtualBox installed. In this case, we'll be using Ubuntu on the host machine.

Web Filtering On Squid 3 With QuintoLabs Content Security 1.4 And Windows Active Directory Integration

Web Filtering On Squid 3 With QuintoLabs Content Security 1.4 And Windows Active Directory Integration

This HOWTO will show you how to set up a Squid proxy server deployed on CentOS or RedHat 6 Linux with web and content filtering done by QuintoLabs Content Security with proxy users transparently authenticated by Windows 2008 R2 based Active Directory. This is the work in progress and all comments are welcomed. The HOWTO is targeted at novice users and may sometimes seem too thorough for more advanced gurus. No compilation magic will be involved in our setup so any system administrator accustomed to Windows will be able to easily follow the instructions.

Configuring CAS On Ubuntu For Two-Factor Authentication With WiKID

Configuring CAS On Ubuntu For Two-Factor Authentication With WiKID

Single sign-on is a great technology. Requiring users to login to multiple applications is huge hassle, encourages password reuse and simple passwords. Security needs to focus on usability. If you can make a user's life better while increasing security, everybody wins. In this how-to we will set up the open-source CAS SSO product with the WiKID Strong Authentication Server for two-factor authentication for sessions and mutual https authentication for host authentication. Obviously using two-factor authentication for the login increases security because the user must have the factors to get access, in this case, knowledge of the PIN and possession of the private key embedded in the token. The CAS server is running on Ubuntu 11.04 Server and is using Radius to talk to the WiKID Strong Authentication Server Enterprise Edition.

How To Encrypt Mails With SSL Certificates (S/MIME)

How To Encrypt Mails With SSL Certificates (S/MIME)

This article is about how to use the S/MIME encryption function of common e-mail clients to sign and/or encrypt your mails safely. S/MIME uses SSL certificates which you can either create yourself or let a trusted certificate authority (CA) create one for you.

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