Security & Hacking

26Nov

Victims of Their Own Success?

How do the Alexa Top 100 fare in terms of page load times?

Page load time is one of the key elements of web usability, and having a lagging response to your website can really dent your popularity. Its easy enough, for most sites, to handle 1,000 visitors a day but the top sites out there have to handle thousands of requests per minute, so efficiency and capacity are key concerns. Alexa provide a (somewhat inaccurate) listing of the top 100 busiest sites worldwide, so I set up a script to gauge their responsiveness and to see who came out on top. [read more...]


30Aug

How to Crash Internet Explorer

With only one line of code - 61 bytes, to be precise.

Ever wish you could make your friends and family switch away from Internet Explorer? Perhaps the ability to make it spontaneously crash (and I mean totally crash) just by sending them a link might sway them... [read more...]


22Jul

How Viagra spam works

Virtual drug pushers or marketing genius?

There's no escaping spam these days. Even with the best Bayesian filters, blacklists and other filtering techniques, most of us are still plagued with an endless stream of invitations for all sorts of weird and wonderful products and services. One of the most common forms is advertising for pharmacological products - and perhaps the most notorious form is for the 'men's health' variety- notably Sildenafil citrate, more commonly known as Viagra. But how do spammers make their money? [read more...]


12Jul

Ip Assignment, Per Capita

The IP rich list - as decided by ARIN, RIPE, et al.

Under IPv4 there are 4,294,967,296 possible IP addresses - each of which may be assigned to a device or computer on the internet. 4 billion addresses equates to slightly less that two thirds of an IP address per person on the planet. As you may imagine, the IP addresses are not distributed evenly around the world - they are assigned to individual countries by Regional Internet Registries such as ARIN and RIPE. We take a look at how that information breaks down per person in each country. [read more...]


26May

Top 10 Most Common Passwords

Users: Strong passwords? No thanks!

Life these days has become largely dependent on passwords - whether we're checking our emails, tranferring funds or shopping online, passwords have their part to play. We're constantly bombarded with horror stories of security breaches, fraud, and phishing sites. Users are consistently told that a strong password is essential these days to protect private data. Why is it, then, that users on websites opt for the same, consistent, insecure passwords time after time? [read more...]