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Say When - Trusting Log Timestamps

2008-03-23 04:05:00 by Dr Anton Chuvakin in Anton Chuvakin Blog -
 
...sequence timing and absolute timing. Sequence of logged events is a critical fact! Miss the sequence and the whole house of cards goes But! Absolute time is also important! Can we be assured of both all the time? (hint: no So, when you look at logs next time and you see a timestamp there - start thinking about all this Technorati tags:...
 
Tags: logs, windows event logs, syslog files, syslog, define logs, syslog-ng, system logs, syslog daemon, time
 
 
 
 
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Got Entropy ?

2008-04-02 02:55:47 by Erik T. Heidt in Art of Information Security
 
...sequence of numbers that appear random. The problem is that the same seed generates the same random sequence. The hardware based RNG observes and samples some physical phenomenon which is random, such as cosmic rays, RF noise, etc. (aka Entropy RNGs are important in Information Security because they are used to generate encryption keys,...
 
Tags: entropy, random, 32-byte random, byte, hardware random, entropy sources, sequence, random sequence, pull entropy
 
 
 
 
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Card Wars: The Phantom Menace

2008-08-05 15:06:16 by Mike Bond in Light Blue Touchpaper
 
...sequence appear. The McGaugheys ATC sequence appears to interlock perfectly: clearly the original card was used Of course logs can be misinterpreted ( Badger ) or even faked, auth systems may not work as expected, and customers may lie and cheat following all sorts of agendas; just around the corner the missing piece of the jigsaw may lie,...
 
Tags: card, phantom, real, real card, card details, phantom menace, phantom withdrawal, transaction, application transaction counter
 
 
 
 
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EPTS: Proposed Event Processing Definitions, September 20, 2006

2008-08-21 05:47:11 by Tim Bass in The Complex Event Processing Blog
 
...sequence of events. An event stream may be bounded by a certain time interval or other contextual dimension (content, space, source, certainty), or be open ended and unbounded event stream processing (n.) a time-ordered sequence of events. An event stream may be bounded by a certain time interval or other contextual dimension (content, space,...
 
Tags: event, event-object, business process management, process, event correlation, process refinement, simple, simple event, process events
 
 
 
 
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Contest: Cory Doctorow's Cipher Wheel Rings

2008-09-05 12:01:09 by schneier in Schneier on Security
 
...sequence of above, above, none, none, below, below. The third wheel should be the repeating sequence of above, above, above, none, none, none, below, below, below." (I know it sounds confusing, but here's a chart So that's what he asked for, and that's what he got . And now it's time to create some cryptographic applications for the rings....
 
Tags: wheel, letter, two-letter key, middle wheel, dot, cory doctorow, cory, rings, top wheel
 
 
 
 
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The top 10 spam characteristics (#6-10)

2006-09-27 06:01:03 by Administrator in Email security & compliance blog
 
...sequence : Spammers use automated programs to register thousands of email addresses. Since they are generated in bulk, they often include number or character sequences such as FRfJIrqOpV@hotmail.com or bob36189624@gmail.com. At first spammers used number sequences but when most spam filters started to block these types of addresses they...
 
Tags: spam, spam characteristics, spam characteristic, todays spam mails, mails, email address, complete email address, detect spam, spam messages include
 
 
 
 
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Sexing up the logs

2008-04-03 04:00:00 by Stuart King in Stuart King's Security and Risk Management Blog
 
...sequence for a particular device or application. If one morning this log entry fails to appear then you have an anomoly to investigate. Of course the issue might not be security related, or it might be. The fact is that some anomolous behavious causes you to investigate and find out what the problem is. Another example is when you consider...
 
Tags: logs, logs enables, security event logs, security, review logs, perform security functions, log, log output, information security events
 
 
 
 
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10 Ways To Cheat At Being An IT Security Professional.

The Article has images
2008-05-18 22:36:01 by Craig Balding in Security Wannabe
...sequence whenever anyone watches your screen. Giggle and pass the keyboard over and say Your turn Be All Knowing, Jedi Warrior! : Say Trust but verify whenever you are asked a question you do not understand. Make it clear in meetings that you trust no-one and verify solely through a Google/Secunia search Impress with a Penetration Test! :...
 
Tags: vulnerability scanners, rfc, attacks, sql injection attacks, rfc shoutout, bash keyboard shortcuts, keyboard, trust no-one, security cool cat
 
 
 
 
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Metrics for security and performance in low-latency anonymity systems

2008-07-21 08:16:12 by Steven J. Murdoch in Light Blue Touchpaper
 
...sequence of computers (nodes) to route their connections through. The intention is that, unless someone is watching the whole network at the same time, the tracks of each users communication will become hidden amongst that of others. Exactly how a client chooses nodes varies between system to system, and is important for security If someone...
 
Tags: route selection, route selection critical, route selection algorithms, route, nodes, tor nodes vary, security, performance, route selection algorithm
 
 
 
 
 
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