Why Port-Knocking Suck.
The basic idea of port knocking is that before connecting to some service, the user has to "knock" first. This is done by sending a number of packets to selected ports in a specific order.

Copyright reform part II: Harmonizing copyright law.
When I last wrote about copyright reform it was about making copyright manageable such that the owner can be identified and rightly compensated. However, one significant problem remains: Copyright law varies from country to country, even within the EU.

Petition for a copyright reform part I: Making copyright manageble.
Since the appearence of the Internet, copyright law has challenged not only the way we consume creative content (I shall not comment on p2p) but also the way content is created.

Cultural differences in random numbers
The title is absurd, so let me explain: When people talk and need to throw some random number, people do not just throw any number. People are more likely to choose certain numbers over others.