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Two attacks against VoIP
Peter Thermos

"We are more secure than a regular phone line."

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Re: Two attacks against VoIP 2006-04-06
Anonymous
" E. g. a standard asterisk SIP-Proxy will always reply with a "SIP/2.0 401 Unauthorized", also submitting a digest and a realm value. The client then has to authenticate using a response value which is normally a MD5 Hash consisting of Username, Password, nonce, HTTP Request Method and Request URI....

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