ePanorama.net

All about electronics and circuit design

Keylogging using smartphone motion sensor

Researchers have studied keystroke inference based on side channels, such as sound, electromagnetic wave, and timing. Since these attacks exploit characteristics of physical keyboards, they become ineffective on smartphones with soft keyboards. Attacks using sensors on smartphone raises the awareness of privacy attacks on smartphone sensors. Besides the obvious privacy concern over the GPS sensor,

USB phone charging a security risk?

Many modern cellular phone use USB plug for charging and many places offer nowadays charging possibility. But plugging your phone into an untrusted USB cable is, indeed, a security risk according to Juicejacking – an emergency phone charge can be a security risk article. The article fortunately tells that it’s easy to avoid the risk

Bad electrolytics now in my PC

Why modern high tech electronics fail? Too often the reason for that is electrolytic capacitor failure. I have had a quite high number of electronics that has failed by this reason after few years of service. I have had a quite number of devices failed by capacitor: PC motherboard, PC graphics card, set-top-box, DVD player.

Enable Save Tabs on Exit for Firefox

I liked the Firefox option to save tabs on exit. Every time I exited Firefox 3.x, I simply click on the Save and Quit button when I am prompted “Do you want Firefox to save your tabs for the next time it starts?”. The next time I launch Firefox, all tabs are automatically opened. When

PC 30 years old today

August 12 marks the 30th anniversary of the IBM Personal Computer. IBM released it’s first PC August 12 1981. One of the designers of PC Mark Dean blog that IBM leads the way in the post PC era. Note that IBM decided to leave the personal computer business in 2005, selling our PC division to

Seen at Assembly 2011

The stand for Ubuntu Linux also had some Meego people showing that Meego is still going wrong. I got my hands on the Nokia N9 prototype version (I did not get permission to take picture of it). There was also Intel Meego tablet reference platform shown on the stand. The MeeGo people from Nokia were