E-mail server configuration – through trial and error

E-mail server configuration can be a pain. Spam was and still is a big problem, especially due to its volume, being almost half the size of all e-mail sent globally. Automated services, filters, reputation monitors and blacklists made it harder for spam to get across in people’s inboxes. It also made it harder for e-mail servers to be accepted as “legitimate” – which is good because it raises the quality level and hardens the requirements, but on the other side, it gives debugging issues.  Continue reading “E-mail server configuration – through trial and error”

WordPress login attempts – observations and conclusions

According to some sources, WordPress  powers approximately 18.9% of all known websites. Not sure of the exact specifics and I don’t think it’s relevant to question them, but I think most people agree that a lot of websites are using WordPress. Which makes it a clear target for both mass and targeted online attacks. Given the fact that like with other software or systems, a lot of WordPress installations are poorly managed by their users from a security perspective, especially when it comes to updates and proper credentials, the ease of compromise increases attracting even more attackers. Continue reading “WordPress login attempts – observations and conclusions”

Setting up and debugging a PPTP server on Debian

If you want a personal VPN solution that you can host at home or on a VPS, PPTP is the easiest way to do it. Or if you want a VPN test subject, PPTP is also the easiest way to do it. The following will detail how to set up a PPTP server on a Debian (version 7.8) machine. To be understood that choosing PPTP as a VPN doesn’t guarantee a really secure solution , but it can save time and setup issues associated with other alternatives. For a more secure alternative over PPTP, I’d recommend OpenVPN. Continue reading “Setting up and debugging a PPTP server on Debian”

7 things I look for at a VPS provider

03As mentioned in a previous articles on hosting control panels to use for your VPS , buying a VPS is as affordable as or even cheaper than shared-hosting. This is only when it comes down to money/month or year. Other costs or resources would include time and knowledge to actually setup and maintain your VPS. A great way to start lowering those costs is by having a look at free alternatives to CPanel. Continue reading “7 things I look for at a VPS provider”