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Updated: 40 min 49 sec ago

When an Attack isn't an Attack, (Mon, Feb 3rd)

Mon, 02/03/2014 - 06:47

I think I have seen it referred to as the "X-Files Effect". You just installed a new ...(more)...

Looking for packets from three particular subnets, (Fri, Jan 31st)

Fri, 01/31/2014 - 14:14
A reader wrote in reporting seeing a large amount odd activity from three subnets across a l ...(more)...

Attack on Yahoo mail accounts, (Fri, Jan 31st)

Thu, 01/30/2014 - 17:43
Yahoo announced they discovered attempts to access Yahoo mail accounts [1]. ...(more)...

New gTLDs appearing in the root zone, (Thu, Jan 30th)

Thu, 01/30/2014 - 14:12

Over the last month or so, new gTLDs (generic top level domains) have been added to the root z ...(more)...

IPv6 and isc.sans.edu (Update), (Thu, Jan 30th)

Thu, 01/30/2014 - 12:21

About 4 years ago, I published a

Oracle Reports Vulnerability, (Thu, Jan 30th)

Wed, 01/29/2014 - 18:28

I mentioned this vulnerability earlier this week in a podcast, but believe it deserves a bit m ...(more)...

How to Debug DKIM, (Wed, Jan 29th)

Wed, 01/29/2014 - 13:28

DKIM is one way to make it easier for other servers to figure out if an e-mail sent on behalf ...(more)...

How to send mass e-mail the right way, (Fri, Jan 24th)

Tue, 01/28/2014 - 16:42

We all don't like spam, but sometimes, there are good reasons to send large amounts of aut ...(more)...

Log Parsing with Mandiant Highlighter (1), (Mon, Jan 27th)

Mon, 01/27/2014 - 11:38

Reading log isn’t the most enjoyable thing in Network/Security Analysis, sometimes it&rs ...(more)...

Looking for Packets for IP address, (Sun, Jan 26th)

Sun, 01/26/2014 - 11:33

The DShield database this morning show a tremendous uptick in activity coming out

Finding in Cisco's Annual Security Report, (Sat, Jan 25th)

Sat, 01/25/2014 - 13:29

The report highlight the fact that now "[. ...(more)...