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Telecom Blog Feeds |
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Mark Collier's VoIP Security Blog
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Nortel Launches a Voice Security Blog
Nortel has announced a new voice security blog. Since we are a Nortel voice security partner, we will be contributing quite a bit. There are just a couple of entries now, but you will want to save this link: http://blogs.nortel.com/voicesecurity/
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Theoretical Softphone Attack
Here is a "theoretical" attack where by exploiting a softphone vulnerability, you can create DoS condition or gain access to the PC running the softphone. I don't believe an exploit has been released or used in the real world. http://www.scmagazineus.com/Exploiting-VoIP-vulnerabilities-to-steal-confidential-data/article/111091/
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Eavesdropping on Encrypted Calls
Here is an interesting article about a technique for detecting phonems/words/phrases even in encrypted audio: http://technology.newscientist.com/article/dn14124-compressed-web-phone-calls-are-easy-to-bug.html The gist of the article is: "Spot me if you can: Uncovering spoken phrases in encrypted VoIP", was given by Charles Wright of Johns...
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Don't Forget About Voice Application Security
Over the past 10 years, SecureLogix has conducted many voice security assessments for enterprise customers. Our products also continuously monitor enterprise customers voice networks for attack. Our voice security assessments include two parts. First we instrument the TDM or VoIP...
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Webinar on VoIP Security
Here is a link to an EC-Council webinar that I participated in way back in April. http://www.nxtbook.com/nxtbooks/wsta/ticker0508/?camp_id=4850&c_id=1388055&t=1
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