The art of responding to incidents in an organized and thoughtful manner.

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7
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3answers
950 views

How should a web page respond to a CSRF attack?

I know that you use tokens to prevent CSRF, but how should the receiving page respond when it is attacked? Should it fail silently, pretending the transaction was successful? Display an error message? ...
7
votes
3answers
216 views

Disclosing security vulnerabilities to paying customers first

Particular case An (unnamed) vendor of an open source product also sells commercial licenses and support. One of the advantages of the commercial deal is that you get notified of security ...
0
votes
1answer
213 views

System image that does not allow for recovery of deleted files?

We are working with an contractor regarding a compromised computer. The contractor has asked for a dd dump of the drive. However, my understanding is that dd would allow the contractor to recover ...
5
votes
3answers
439 views

How to respond to attack made from my dedicated server?

There was a sudden unusual peak of outbound traffic from my hosted dedicated server (OS - Windows Server 2008 R2). The hoster threatened to block the server if the problem is not solved. There are an ...
17
votes
5answers
526 views

What should I do when classified information stayed on a unauthorized laptop?

Has anyone ever had to deal with an unauthorized laptop accidentally getting Top Secret level data on it? How did you quarantine the system. Were you required to turn in the entire laptop or were you ...
7
votes
6answers
1k views

Facebook account keeps getting hacked, can't seem to figure out why or how?

One of my mate, she has a lot of friends on Facebook, uses it for marketing. Her account keeps getting broken into. Her password gets reset and/or gets locked for changing resetting password too many ...
8
votes
4answers
3k views

Webserver logs show someone is trying to hack my site, what should I do?

It looks like someone is trying to hack my site. The following comes from my IIS log files: #Software: Microsoft Internet Information Services 7.5 #Version: 1.0 #Date: 2011-07-03 00:02:39 #Fields: ...
17
votes
2answers
532 views

How to handle security issues of someone else's website

A few weeks ago I found that someone has posted admin account details for a certain website on a public wiki by mistake. As I found that data to be real (i.e. I could log into their website run by ...
5
votes
1answer
94 views

Modeling vectors of an unknown exploit

Looking for a formula and parameters to feed it that will aid in the isolation of relationships within a system when the origin and cause of an exploit within it is unknown. Here's an example of an ...
5
votes
2answers
243 views

Sony Attacks, what would you do?

If you where called by Sony right now, had 100% control over security, what would you do in the first 24-hours?
8
votes
3answers
1k views

How to manually check for rootkits on a server

Does anyone have a general step by step list on how to try discover rootkits on a Linux or Solaris server? I'm looking for to to manually find the rootkit, not by automated software. For example: ...
5
votes
2answers
268 views

Enterprise security incident response and detection

I have a decent understand and experience with securing and setting up smaller networks, although absolutely no enterprise experience. I understand at such a large scale there are different ...
7
votes
4answers
778 views

Gmail account hack prevention and recovery

I am doing a research on how to prevent my gmail account from being hacked and what are the options of claiming it back. The associated phone number and recovery email can be changed, in fact I ...
3
votes
2answers
598 views

Found some malicious Javascript - how did it get there?

Found some malicious javascript on a Joomla site which we noticed has returned after being deleted a week ago. Also noticed that www.cssstickyfooter.com is infected by the same code. If you're ...
5
votes
1answer
194 views

xml library vulnerabilities, regarding post-exploitation

there was some arbitrary code execution that occurred on my os x 10.5 system. this came as a result of opening an xls file with excel for mac. the vnc type program that came with office for mac was ...
7
votes
4answers
334 views

Next steps after webmail account was compromised

John Doe told me the following story: I got a mail from a good friend. It just contained a single link. That seemed odd but I didn't think a lot about it. After clicking on the link, the web site ...
6
votes
5answers
374 views

Effect of Source Code Leakage of a security suite on security

I am interested to know what threats does it pose, if the source code of a security suite is leaked. It came to my mind after reading the following URLs: ...
3
votes
2answers
260 views

Legal process for suing joejobber?

I'm currently being joejobbed, and want to sue the joejobber. Details: I have real damages: the joejob causes me to receive fake bounces, which: stop/delay my receipt of legitimate mail, since ...
14
votes
4answers
286 views

What should I look at in the event of a major vendor suffering compromise with unspecified impact?

The specific example I have in mind here is the breach of RSA in March 2011 where attackers got away with critical information which could be the seed information which is used to generate the ...
6
votes
1answer
3k views

High concentration of UDP traffic, good or bad?

Should a network have a high concentration of UDP traffic compared to TCP traffic bad for a network especially in the context of network security? I'm looking at my organization's network protocol ...
5
votes
2answers
459 views

Is this a good way to manage Incident-Response

I m trying to find a good way to deal with incidents. For now these are my thoughts: x Join Logs and analyse with splunk (and alert with rsyslog, splunk is too expensive), x ...
12
votes
1answer
913 views

How to make a report after a ddos attack? what information do I need to write on the report?

In my company, after a DDOS against a server, my employer asked me to make an analysis of the attack and to write down some stuff. What do you think I need to write down in my report? Is there any ...
7
votes
2answers
409 views

Mature CIRTs gather intel on their attackers. What sources & methods are used for this?

I copied this question verbatim from a tweet by Dave Hull. CIRT = Computer Incident Response Team
8
votes
4answers
618 views

How to track a laptop after theft?

Our company had a break-in this evening and a laptop was stolen. The data on the laptop was not super-sensitive (luckily); however, we would like to be able to track the laptop if at all possible. ...
0
votes
1answer
342 views

IR Jump Bag - What kind of bag/container to use?

I am working on putting together an Incident Response Jump Bag (detailed here). Any suggestions on what type of container/bag to use for this? It seems like a lot of little items that could be ...
7
votes
4answers
229 views

Security papers or material focusing on the industrial control systems (SCADA)

Anyone know a good site or a list of resource to start to know issue related to the security of SCADA system ?
12
votes
2answers
246 views

Establishing routines on what to do if a PC gets stolen

I need to establish routines for how to handle theft of PC equipment, specifically laptops and stationary machines. Also I need to figure out how to make the consequences of stolen equipment minimal. ...
14
votes
2answers
1k views

What should be included in a jump bag and how often should it be reviewed?

What items should be included in a jump bag? How often do you review your jump bag?
7
votes
3answers
1k views

What does a court need to successfully prosecute a hacker? Please cite previous cases if possible

Once a business decides it is worthwhile to persue legal action against the attacker, what information and processes should be followed so that: Integrity of the investigation is maintained The ...
6
votes
2answers
125 views

“Fingerprinting” and human error

Pretend for a moment I am investigating an attack. I find errors in the attack method (mistakes made by the human attacking my network/computer). I compile a database of these "mistakes" treating ...
5
votes
3answers
142 views

What policies maximize incident detection (and compromise detection)?

What are the equivalent digital parallels to the practice of offering bonuses to employees challenging persons in a secured area without a visible badge?
19
votes
10answers
1k views

Is it ever appropriate to fight back?

When an website or system is being attacked, is there ever a scenario where it should automatically take action against the attackers rather than just passively handling the attack? If so, what ...
9
votes
7answers
637 views

If I suspect my server is compromised then should I disconnect it immediately or not? From Power or Network?

According to Mandiant, you should not: Mistake #1: Immediately entering “remediaton mode” – also known as playing “Whack-A-Mole” ... as described here: http://blog.mandiant.com/archives/1525 ...