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Monthly Archive November, 2006

How to prevent biometrics system from being lousy

Let’s talk about fingerprint systems. They suck. A fingerprint is an easily compromisable and, once compromised, is a non-replaceable object. And there is a limited stock. So, at the end, all these “give-me-a-correct-finger-and-I-will-let-you-in” systems are neither secure enough nor reliable. They need to be improved and here is the idea: a “Masonic touch”. Instead of […]

ZDNet: Review of Web 2.0 Summit Launchpad

Pop-quiz: What new service is missing in this review? Right, it is Spynote! Well, yeah, it was not featured at the Web 2.0 Summit but anyway how could anyone miss such a great service?! Have you? :)

What your password could tell about you?

Your password could tell a lot about you, it even could reveal your identity. For example if your password is “tinkerbell” then, obviously, you are Paris Hilton. Otherwise if your password is

nucelar – you are George W. Bush
squid – you are Bruce Schneier
heeeeyah – you are Chuck Norris
z1#@!b0DEf7$d – you are Arnold Schwarzenegger in character
*nn […]

How to write your own WinZip

Have you ever want to make your very own data compression utility to beat WinZip, but always failed at all that math? Well, there is your chance. There are three Win32 functions will do the trick:

RtlCompressBuffer
RtlDecompressBuffer
RtlGetCompressionWorkSpaceSize

And without further ado here is the C code example of how to use these functions:

#include <windows.h>
#include <stdlib.h>
#include <stdio.h>

/*
#define COMPRESSION_FORMAT_LZNT1 […]

Spynote

One of my old proof-of-concepts has finally become alive. It was sketched about this time back in 2005, privately used since then until recently it went to public as Spynote. Spynote is a free web based secure notepad. Using it you can safely make confidential notes and these notes will be available for you from […]