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8 votes
3 answers
2k views

Is a cryptographically signing camera possible?

What kind of digital / cryptographic signing would make it possible to create a camera that cryptographically signs the photos it takes so that the images can be verified to have been taken with that ...
Simon Woodside's user avatar
10 votes
1 answer
262 views

How can faulty version of an iOS app (such as WhatsApp) expose the whole device to crashes or take-over

There was a lot of recent, prominent news about a security vulnerability in WhatsApp that affects also iOS versions of the app. The volnerability has been described as carrying the risk of an attacker ...
rookie099's user avatar
  • 213
2 votes
1 answer
2k views

Can my cell phone company access videos and other documents on my old cell phone?

I have my old smartphone with me, with the old sim card still inside. When I received that phone 4 years ago, it was locked by my cell phone company. However, I am not using it at the present moment, ...
user54600's user avatar