Category Archives: General Security

Why go to Black Hat?

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I am writing this blog post as part of the Black Hat Bloggers Network topic of interest #2.

I guess you could say I am somewhat of a Black Hat n00b! This will only be the second time I have attended Black Hat in my security career. I have been to quite a few security related conferences in the past (most of these involved training as well as conferences all integrated into one event like SANS Fire) but since coming back from Black Hat last year I discovered the value of attending a conference like Black Hat. Three things come to mind as to why someone should go to Black Hat:

1. Great speakers! Seriously, if you want to “be there” when new vulnerabilities and exploits are released to the security community by some of the greatest security researchers in the world…that’s Black Hat! I liked how conference attendees were able to “vote” in advance for selection of the talks this year. I felt this added real value to the great speaker line up for this years conference!

2. Good mix of “black hat”, “white hat”, and everything in between (gray hat) attendees. With a little more on the side of “white hat”. This adds to the whole energy of the conference and allows some good networking opportunities. Black Hat is probably the one security conference where your company won’t think you are just going to another “hacker con”. For example, you can say to your boss “Hey, they have a vendor show with XYZ company that will be there!” Lucky for you if you are using the security product of XYZ company. Not to mention XYZ company will get you a pass to one of the cool after parties (for more networking of course…). :-P

3. Free admittance to DefCon. As a paid Black Hat delegate you get into DefCon for free! How can you beat that? Stay at Caesars Palace in a luxury suite the whole week and attend one of the best hacker con’s in the world! I could do a whole post on how great attending DefCon is but in short it’s awesome to see even a more diverse crowd then Black Hat of the good, bad, and the plain ugly! Not to mention the “spot the fed” and all the other fun games and activities unique to DefCon.

Can’t wait to go this year and to also network with some of the other bloggers in the Black Hat bloggers network! Hope to see some of you there (and at DefCon 16).

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Black Hat and the Security Bloggers Network

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If you have been reading my blog and others in the Security Bloggers Network recently then hopefully you should know about the really cool alliance this year between Black Hat and the Security Bloggers Network. If not, here is a quick and dirty overview…

Basically, there will be a Black Hat topic of the week based on one of the scheduled briefings. The bloggers can then blog on that topic to hopefully generate some interesting conversation prior to the conference. Since there are about 150 different security blogs covering every angle of security in the network it should make for some interesting blog posts.

In addition the Security Bloggers Network will be linked on the Black Hat web site and in various conference paraphernalia. Personally, I am really looking forward to blogging about some of the hot topics that will be talked about at Black Hat this year!

Be sure to follow all the Black Hat updates on Twitter and if you haven’t subscribed to the Security Bloggers Network OPML, check it out! You can also follow me on Twitter and FriendFeed as I will be at both Black Hat and Defcon 16 this year, hope to see some of you there…

Also, if you plan on attending this year don’t forget to register for the Black Hat “sneak peek” webcast on June 26th!

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Raiders of the Lost Backup Tapes

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<%image(20080530-000625_37.jpg|320|240|Indy likes lost backup tapes!)%>

Amazing that security breaches like the one I am about to tell you about are becoming more common…so common that the mainstream media like CNN doesn’t even report it anymore. If you haven’t read about this pretty significant security breach yet…let me briefly tell you about it…

Bank of New York (BNY) Mellon and People’s United Bank of Bridgeport, CT may have Social Security numbers and bank account information lost when unencrypted backup tapes went “missing” from BNY Mellon. No big deal right? Only 4.5 million customers affected. From the Reuters article:

“…on February 27, Bank of New York Mellon was transferring back-up tapes with data, including names, addresses, birth dates and Social Security numbers, when it lost a box with six to 10 unencrypted tapes….an archiving vendor lost the tapes from its Shareowner Services unit, but there was no evidence any data had been inappropriately accessed or used.”sic

Basically People’s hired BNY Mellon Shareowner Services in 2007 to tabulate votes and process stock orders during its conversion from a mutual bank, which is owned by depositors, to one that is fully publicly traded.

Moving on…nothing to see here right?

The problem is that this data was not BNY Mellon’s customer data but the customer data from People’s United Bank, some Wachovia employees and some 64,000 MetLife shareholders…

“People’s United claims this was a BNY Mellon security lapse, as People’s United transmitted encrypted information to BNY Mellon who in turn created the unencrypted backup tape(s) that was lost.”

Good for People’s Bank for encrypting the data in the first place…but the problem lies with the vendor(s). It seems that more and more financial institutions are letting other financial institutions and other vendors process transactions and convert information for them. Trusting others with your sensitive data is not always the best idea (even though thats how business gets done these days), however, BNY Mellon should have encrypted these backup tapes in the first place! What about the vendor (Archive Systems Inc.) who actually lost the box of tapes? I would think that they are to blame as well. Sounds like a lot of vendor management issues here from many angles.

I would think that a large archive vendor like this would have some kind of policy stating some form of compensation for losing a box of tapes in transit. Almost how armored truck carriers transfer money from a bank branch to a financial processing center…if the armored car was compromised in transit and the bank lost all the money inside the car, it’s not the bank’s fault…thus the armored car carrier is responsible for the loss and would have to compensate the bank.

Looks like 4.5 million customers will get one year of crappy credit monitoring service as usual because of poorly managed vendor relationships. Nice.

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KeePass Password Manager

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<%image(20080528-plockb75.gif|75|75|KeePass Password Manager)%>

I wrote an article some time ago about multiple platform password managers. At the time I talked about PasswordSafe and Password Gorilla. While both of these are really good password managers that work on Linux, Windows and OSX…Matt Neely talked about KeePass at the NEO InfoSec Forum last week and how KeePass is probably the best password manager available.

What is really cool about KeePass is that you can use it on just about anything including Blackberry and Windows Mobile devices. Having a password manager on the Blackberry just about sold me and I have yet to try it, however, what did sell me was the KeePass port called KeePassX for Linux and OSX! I downloaded and installed it on my Mac and it is way faster then the old Password Gorilla. The features are really great to with automatic clearing of your clipboard, a nice easy to navigate interface and a password expiration system. My only gripe was that I had to load up the Windows version to import my PasswordSafe formatted database file for use in the OSX version. The Windows version has a plugin you can download which will automatically import your database file from PasswordSafe. There is no PasswordSafe import plugin for OSX currently. Other then that, I am converted and love it!

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TJX Employee Fired for Posting Security Issues

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This is just classic. A TJX employee, Nick Benson, was fired for posting about security issues on the TJX internal network to this sla.ckers.org forum. Nick attempted to report security issues to his management back in 2006 (before the massive TJX security breach) and nothing changed. Apparently things like having blank passwords on servers were in effect up until May 8th of this year! Some of the issues he identified are noted from the SecurityFocus article below:

“Security was so lax at the TJ Maxx outlet located in Lawrence, Kansas, that employees were able to log onto company servers using blank passwords.”

“…a store server that was running in administrator mode, making it far more susceptible to attackers…”

and my favorite…

“My store manager even posted the password and user name on a post-it note…”

So whats the issue here? Two things…sure, telling your management that there are security issues was the right thing to do. However, when nothing changes based on the information you told them then things need to be escalated to a higher level of management. I would hope that TJX has some sort of “ethics” or “privacy” hotline (most major companies have these and they are anonymous) that this guy could have called. How about doing some research within the company Intranet to find out who to contact…that would be an easy approach to take if your management is not listening to you. Secondly, not the brightest idea to post on a hacking forum to let the whole world know of these issues. This guy was easily tracked back to his real IP…heck he probably even posted from work which made tracking him even easier! If he was really serious about not wanting to be caught then he should have used Tor or some other anonymous proxy to setup the account and make those postings (keep in mind he was just a retail worker, no IT background so Internet anonymity was an afterthought). Either way, not a very smart thing to do.

I still find it hard to believe that the TJX information security department would have thought it was ok to have blank passwords to log on to servers! If so these are not security professionals in my book…heck, a bunch of script kiddies wouldn’t even use blank passwords! My guess is that the information security department never even knew about these issues. The “management” that he reported the issue to was actually the loss prevention department. The loss prevention department in retail and other companies mainly deal with preventing shoplifting and theft…really not the right people to handle information security issues. Regardless, TJX still seems like a security train wreck…they won’t be getting my business anytime soon.

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SecuraBit: New Security Podcast

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Looking for a fresh, new look at all the recent security news and threats? Check out the new security podcast called “SecuraBit“. The crew of the SecuraBit podcast includes Jason Mueller, Chris Gerling (you may know him from Hak5), Anthony Gartner and Christopher Mills. It’s nice to have another podcast following in the footsteps of Pauldotcom…no BS, just good security talk with guys that know what they are talking about.

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New Black Hat Call for Papers Review Process

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<%image(20080424-blackhat.jpg|115|41|Black Hat Briefings)%>

If you happened to sign-up for the Black Hat USA 2008 Briefings early this year you will notice that as a paid delegate you are able to review and comment on all the current papers submitted to the Black Hat speaker review board. You can basically comment and rate each paper and also provide comments back to the person/group that submitted the paper.

Black Hat has always been a great security conference and I really like this new format as it gets the people that actually attend a chance to put input into what talks will be selected. One thing to note…there are some fantastic submissions, however, I was surprised to see all the junk that gets submitted as well! Reminds me a lot of getting resumes for open job positions…most resumes are 90% crap, 10% qualified.

If you are signed up for Black Hat USA 2008, you need to do your reviews quickly as the CFP closes May 1st.

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Malware is Evolving

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I saw a good presentation analyzing the malware behind this current “fake subpoena phish” by Tyler and Greg at the NEO Information Security Forum the other night. Tyler and Greg are legendary in the Cleveland area for conducting some cutting edge malware analysis over the last few years. They focused on how this type of malware is somewhat different as it did some interesting things with rapidly modifying and changing the the hosts file on the victim machine and how this type of malware will connect and disconnect rapidly as to throw off security researchers (do a netstat and alas…there is no active connection). Tyler and Greg mentioned that they are seeing more and more “smart” malware which is adapting to the techniques malware researches use to find out how this stuff works.

Another point is that these types of targeted attacks are becoming more common. It’s getting easier for anyone to find detailed information about anyone (not just CEO’s) by using free tools like Maltego or by getting creative with your Google searches. This particular phish was very personalized and I would expect this trend to continue.

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IT Security Events Calendar

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Want to easily know when every security related conference takes place world wide this year? I just found a great Google Calendar that lists all of these events in one easy to view calendar. I am a big fan of Google Calendar and adding this to a existing Google Calendar is really easy. You can even get these events in a RSS feed if you like.

Check out the IT Security Events Calendar here.

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How do you document?

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Interesting post over on Slashdot yesterday on what the best practices are for documenting processes and procedures. While this is a general problem in IT, I thought that it would be worth to note that documentation is a major part of what pen testers and security professionals do.

From the pen testing side I require the testing team to document everything in at least some kind of document format like a text file to include time stamps to track when and what they did. Others find saving all the command shell activity to a file works just as well. It can be a pain when consolidating this data but having this documentation is better then tracking down who did what and when. As for process and procedure documentation I have just put everything in a centrally stored office document that the team can access. We can then track the revisions to this document by keeping it in this one location. Not a very sexy solution but it works for the team. One idea the team and I started to think about was putting together a Wiki (MediaWiki based) accessible to the team so each member could make updates and upload screen shots “on-the-fly”. I have used SharePoint, LiveLink, and Wiki’s for documentation in the past. The Wiki format seems to be the easiest to use and update.

One other thing to consider is how do you “securely” store all of this data (Wiki or not)? Our team stores this information on a encrypted file store (it was a strange third-party solution, nothing standard like TrueCrypt) but it can be difficult to access at times and tough to maintain the access control when team members come and go.

So how do others handle documentation as a pen test and/or security professional? Are you using a Wiki or other CMS type solution? What are some best practices regarding handling security documentation? Please add your comments and ideas…

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