Security Portal: Ask Buffy - named pipes, IPSec documentation and dangerous protocols

"Have a question about information security? Buffy has an answer. This week she returns to named pipes, and answers questions about IPSec documentation; dangerous protocols; getting into the security field; Network Blackjack; and mail server connectivity...."

"Where can I find good documentation on IPSec? I'm looking mainly for a type of descriptive tutorial. Whenever I search, I generally or rather always land on the IPSec charted page and end up reading RFCs. Any sites?..."

"I am a network engineer and am currently going through a security overhaul at work. My question is, what protocols are the most dangerous to have running? My angle is to protect from hackers. Is there a list somewhere of which are exploitable and how they are exploited?..."

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