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The most popular blog posts about security & privacy on Hacker News. 91 posts.
I bet 10 years ago none of us thought that 140 characters would change the landscape of Social Media quite so much. However, with close to 289,000,000 active users sending around 6,000 tweets every second Twitter has proven its critics wrong. Obviously, having gotten over …
A new system for ensuring accurate election tallies, which MIT researchers helped to develop, passed its first real-world test last Tuesday.
On one hand, this is clever: We offer a wide array of corrupted Word files that are guaranteed not to open on a Mac or PC. A corrupted file is a file that contains scrambled and unrecoverable data due to hardware or software failure. Files may become corrupted when something goes wrong while a file is being saved e.g…
I've been taking a closer look at the WebOS side of my Palm Pre tonight, and I noticed that it periodically uploads information to Palm, Inc.
I recently found a security flaw in the Google Keyczar crypto library. The impact was that an attacker could forge signatures for data that was “signed” with the SHA-1 HMAC algorithm (t…
Visa,Master Card,Discover, and American Express credit card validation and generation techniques using the luhn algorithm.
Last.fm has presence in three datacenters in the London area - this is currently more because of necessity than redundancy; datacenter space is at a real premium in the UK and we can’t fulfill our power growth needs at just one site. We operate our own 20 gigabit fibre ring between these, which means we can basically…
.rar 32MB. A distributed real-time co-located high-frequency trading platform… A very low latency (microseconds) event-driven market data processing, strategy and order submission engine.
Complexity can be thought of as a type of code smell : It doesn't necessarily imply that there is a problem, but the presence of complexity is very strongly correlated with the presence of security vulnerabilities. In the design and construction of secure systems, it is important to not only consider mistakes which…
I don’t normally do negative posts about another person or company, but I feel this needs to get out there. A few hours ago I received an email from MediaTemple , where I host several of my clients. It was an automated message informing me that:
If you know your way around a professional writers' room, you know how to use WritersRoom Pro ®
If you allow players in an online world to penalize each other, you open the door to extortion: One of the features that supported user socialization in the game was the ability to declare that another user was a trusted friend. The feature involved a graphical display that showed the faces of users who had declared…
The HMAC construction turns a cryptographic hash algorithm into a keyed hash. It is commonly used for integrity protection when the sender and recipient share a secret key. It was developed to addr…
Last week we were dragged over the coals — and rightfully so — for failing to communicate clearly regarding a security exploit that was discovered in early August. It turned out that the issue was related to Ruby on Rails. The exploit affected multiple products (ours and others). Aft…
This page offers a better way to create a strong, yet easy to remember, passphrase for use with encryption and security programs. Weak passwords and passphrases are one of the most common flaws in computer security. Take a few minutes and learn how to do it right. The information presented here can be used by anyone…
An excellent (if a bit dated) article/tutorial on exploiting buffer overflow vulnerabilities. It was written by Aleph One for Phrack 49.
C:\TEMP> md5sum hello.exe cdc47d670159eef60916ca03a9d4a007 C:\TEMP> .\hello.exe Hello, world! (press enter to quit) C:\TEMP>
Jailbreaking an iPhone constitutes copyright infringement and a DMCA violation, says Apple in comments filed with the Copyright Office as part of the 2009 DMCA triennial rulemaking. This marks the first formal public statement by Apple about its legal stance on iPhone jailbreaking.Apple's iPhone,...
