Category Archives: cybersecurity

E-Mail Service Claims it Doesn’t Store Your Mail

Posted on November 10, 2018 by Fernando Gomes

There have been many news stories lately about companies misusing your data, including your e-mails. What’s more, these giant repositories of data are favorite targets for hackers. Even if you trust the big corporations, you are also betting on their security. Criptext claims they have (possibly) the most private e-mail service ever. It uses the open Signal protocol and stores private keys and encrypted mail only on your device. All the applications to access your mail are open source, so presumably, someone would eventually spot any backdoors or open holes.

At the moment the service is free and the company …read more

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Posted in cybersecurity, email, encryption, InfoSec, security, security hacks | Leave a comment

Screaming Channels Attack RF Security

Posted on July 28, 2018 by Fernando Gomes

As long as there has been radio, people have wanted to eavesdrop on radio transmissions. In many cases, it is just a hobby activity like listening to a scanner or monitoring a local repeater. But in some cases, it is spy agencies or cyberhackers. [Giovanni Camurati] and his colleagues have been working on a slightly different way to attack Bluetooth radio communications using a technique that could apply to other radio types, too. The attack relies on the ubiquitous use of mixed-signal ICs to make cheap radios like Bluetooth dongles. They call it “Screaming Channels” and — in a nutshell …read more

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Posted in bluetooth, cybersecurity, security hacks, tempest, wireless hacks, wireless security | Leave a comment