Asterisk VOIP Tips

Read the rest of this entry »

Did you know that they can spam VOIP just like they spam e-mails? Whoever “they” may be, the threat may very well be quite real and has actually been given a name. “Spit” stands for spam attacks against internet telephony connections. Alright, I do not know who coined this term and whether I think it is clever or just plain silly. Still, that is beside the point – it might exist and might pose a problem in the future.

Read the rest of this entry »

Everyone knows this – IP voice calls can be prone to eavesdroppers. Yup, even the virtual walls have ears. Whether you are using VOIP for business or for personal purposes, I am quite sure that you would rather have your conversations private, right? Though VOIP has tons of positive points on its side, it is a sad fact that it could be more prone to eavesdropping than wired telephones. How so? It is because of a simple thing – VOIP has no wired connection that would require an eavesdropper to tap into the wires, something that might not be that easy to do without being detected. With VOIP, however, all one needs to listen in on another person’s conversation is to intercept the data that is being transmitted over the network. With the proper tools, anyone can capture and analyze the data – in effect, listen to your conversations.

Read the rest of this entry »

Read the rest of this entry »

VOIP is definitely a cost effective way to manage communications, both for business and personal use alike. As with many other things in life, though, VOIP does have some downsides to it. Jim Higdon writes a very information article on the top security threats for VOIP this year. Here is his list – complete with explanations as to why they have predicted these items as part of the top VOIP security threats for 2008:

Read the rest of this entry »

Yes, we know that with the advent of the internet, privacy has become almost obsolete. But if you’re one of those who still believe that there’s some way to keep your landline, cell or VOIP phone numbers accessible only to people who actually know you, there might be some hope yet. Yes, Virginia, there are technologies that can anonymize your phone number or at least make it tougher for callers to reach you. VoIP News lists several ways how. Here’s a summary:

Read the rest of this entry »

Recently, we wrote about PGP for VoIP, and how developers are integrating such security systems into Asterisk. But here’s one fundamental question: how secure is your VoIP system? are you aware of any vulnerabilities you might face through the course of your setup, use, and maintenance of your system?

Read the rest of this entry »

Most of us who lived in the days pre-WWW remember PGP. Actually anyone who has ever needed to send email or any message securely would remember PGP, which stands for Pretty Good Privacy. These days, it’s the de facto standard for encryption. But this is for data. What about voice? Specifically, what about VoIP?

Read the rest of this entry »

Over at Google Tutor we’ve got the discovery of another hole in the MBL system. It’s not all that bad but we want our members to have the heads up. So, please check out the full details on the newest MyBlogLog exploit if you are a user like we are.