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Cold Boot Attacks Against Disk Encryption

2008-02-21 13:29:18 by schneier in Schneier on Security
 
...contents are lost when you turn off the power. But this isnt so. Our research shows that data in DRAM actually fades out gradually over a period of seconds to minutes, enabling an attacker to read the full contents of memory by cutting power and then rebooting into a malicious operating system Interestingly, if you cool the DRAM chips, for...
 
Tags: main memory chips, memory, todays dram memories, dram, dram contents, memory contents, disk encryption, hard, hard disk contents
 
 
 
 
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Massive SQL Injection Attacks - the Chinese Way

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2008-10-21 16:18:48 by Dancho Danchev in Dancho Danchev's Blog - Mind Streams of Information Security Knowledge
...contents of the length of the failure to detect the type of database automatically switch to the probe through the keyword automatically save and load solution has been to guess the tree structure of the database, guess Solutions has been the content and structure of the database will automatically save and open the next time the injection...
 
Tags: keyword detection, detection, database, database solution, solution, process, upload process, text, load solution
 
 
 
 
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Some Yahoo! employees exposed through mistaken email

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2007-12-12 15:11:31 by Evan Francen in The Breach Blog
...contents of the email To demonstrate, let's say that I am sending my online bank password to my wife via email, to her Google email account, Gmail (a no-no, but a demo nonetheless). My network administrator, my email administrator, various engineers at our internet service provider (ISP), various engineers at other internet service providers...
 
Tags: fidelity investments, fidelity, fidelity inadvertently, fidelity investments client, email, fidelity investments inadvertently, yahoo, administrator, email administrator
 
 
 
 
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Difference Between of Adware, Spyware and Anti-virus

2007-04-18 04:24:00 by jack in adware and spyware
 
...contents as a particular application is being utilized. It is quite unfortunate that most of the adware programs take the form of spywares that is they track and report user information to program authors Some signs of spyware infections include pop-up ads that seem to be not related to the site you are viewing. More often than not, spyware...
 
Tags: virus, spyware, computer virus share, adware, anti-virus, computer, spyware author, computer system, system
 
 
 
 
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Cold Boot Attacks on Windows Vista BitLocker Encryption Keys

2008-02-22 17:00:07 by Editor in Digg / Security
 
Contrary to popular assumption, DRAMs used in most modern computers retain their contents for seconds to minutes after power is lost, even at operating temperatures and even if removed from a motherboard. Although DRAMs become less reliable when they are not refreshed, they are not immediately erased, and their contents persist
 
Tags: modern computers retain, contents persist, contents, drams, popular assumption, contrary, minutes, temperatures, reliable
 
 
 
 
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Warming the cold boot a bit of braggin from BitArmor

2008-02-28 13:17:00 by Manu Namboodiri in Data Protection, Management and Leakage
 
...contents of RAM and extract the encryption passwords kept in clear text. The research concludes that almost all disk encryption products have the same fundamental flaw that enables anyone, without custom-built and expensive resources, to gain access to the system. Rich Mogull has a good blog on how one should think through the ramifications ...
 
Tags: approach, happy approach, disk encryption products, disk encryption, complexity approach, bitarmor, disk encryption technologies, researchers, princeton researchers
 
 
 
 
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Crossing Borders with Laptops and PDAs

2008-05-16 06:10:33 by schneier in Schneier on Security
 
...contents, or keep it for several days. Customs and Border Patrol has not published any rules regarding this practice, and I and others have written a letter to Congress urging it to investigate and regulate this practice But the US is not alone. British customs agents search laptops for pornography. And there are reports on the internet of...
 
Tags: customs agent pokes, customs agent, british customs agents, customs agents, agent, customs, entire hard drive, hard drive, data
 
 
 
 
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Companies Admit To Reading Email

2008-05-23 14:40:05 by Dave Lewis in Liquidmatrix Security Digest
 
...contents of outbound email. In addition, twenty-two percent said they employ staff primarily or exclusively for this purpose There are several cases where someone has been terminated over the contents of email. Most are fired under a clause in the companys Internet Usage Policy. The debate is a huge one, with people expecting privacy when...
 
Tags: email, outbound email, email leak, employee email, people glance, people, non-spam email, access personal accounts, personal
 
 
 
 
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Successful 802.1X Every Time

2008-06-20 04:18:15 by JJ in Security Uncorked
 
...contents of this blog may save you hours of time and trouble Throughout the implementations Ive done, for both wired and wireless 802.1X, Ive developed a procedure for implementing and testing 802.1X each step of the way. Following these steps my seem to be tedious and unnecessarily time-consuming. But, if youre just starting with 802.1X, Im...
 
Tags: test radius, radius, radius log activity, test, radius client, test client, time, radius server, test switch
 
 
 
 
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Root of Trust ?

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