It’s been a busy month for the folks in the Skype For SIP project. First, back on September 9, Skype announced ShoreTel interoperability. Then last week on September 17, Skype announced interop with the open source SIPFoundry sipXecs product. Today, th…

This is a story of VoIP security, a disgruntled employee and the trouble that can be caused in an unsecured environment. The presentation is done in a minimalist style popularized by Professor Lawrence Lessig. The 248 slides were presented in about 15 minutes at ClueCon 2009 in Chicago on August 5, 2009. A video recording will be made available and an update will be posted here.

Do note that I did give an older version of this talk at ETel 2007 as “The Black Bag Security Review”.

This is a story of VoIP security, a disgruntled employee and the trouble that can be caused in an unsecured environment. The presentation is done in a minimalist style popularized by Professor Lawrence Lessig. The 248 slides were presented in about 15 minutes at ClueCon 2009 in Chicago on August 5, 2009. A video recording will be made available and an update will be posted here.

Do note that I did give an older version of this talk at ETel 2007 as “The Black Bag Security Review”.

Is the new “.tel” domain launching today more than just a pretty web interface to DNS? Is it something really unique? Is it a new service that couldn’t be easily replicated elsewhere? In case you haven’t been following the subject, a company called Tel…

How secure are your VoIP systems as you deploy SIP-based systems in an enterprise environment? In this slide deck presented by VOIPSA Best Practices Chair Dan York at the Ingate SIP Trunking Seminars at ITEXPO September 17, 2008, Dan York wal…

How secure are your VoIP systems as you deploy SIP-based systems in an enterprise environment? In this slide deck presented by VOIPSA Best Practices Chair Dan York at the Ingate SIP Trunking Seminars at ITEXPO September 17, 2008, Dan York wal…

Do you care any more about zillion different IM services? Do you care about the IM protocol wars that have plagued the usage of IM for the last years? Odds are that if you are an IM user like me, you probably don’t. Why not? Simple… we’ve unified the…

A presentation by Dan York at O’Reilly’s Open Source Convention (OSCON) 2008 in Portland, OR. In this presentation, the demonstrations show integrating voice with the open source microblogging service identi.ca.