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Any time you execute code acquired from someone that you haven't fully reviewed and it runs on an Internet connected system, there is a risk that the person who wrote or deployed that code could transmit data about your usage to another system. That's true regardless of the OS. So yes it's possible. The question then becomes "has this happened in the ...


4

In general, yes, booting from a flash drive gives you access to anything that's not encrypted. In this specific case, Tails itself is stopping you. It's voluntarily respecting the permissions declared by the filesystem on the hard disk. This isn't intended to prevent you accessing private files though - it's simply a side effect of the fact that Tails, for ...


3

OS access permissions of files at best prevent you from reading the files while that OS is running. Besides booting from a USB drive, you can also remove the drive and attach it to another computer as a data drive to access the files. The best means around this is to encrypt your data. Note that some enterprises implement policies that are aimed at ...


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There are lots of Linux distributions with different business models. While most of them probably don't actively spy on their users some deliberately do it: North Korea's Red Star Linux inserts sneaky serial content tracker ERNW security analyst Florian Grunow says North Korea's Red Star Linux operating system is tracking users by tagging content ...


1

You get different values because different salts are used. The salt is the second field in the hashed password. There exist large rainbow tables that make the lookup of hashes of common passwords very cheap. The point of salt is to dramatically increase the cost of precalculating hashes for all commonly used passwords. So salt basically makes a password ...


1

To answer your question, I need mention an other opensource product (OpenSSL) in order to make a parallel with Linux and other opensource projects; so let me introduce you a short story about it and hopefully you understand the logic: HeartBleed is a vulnerability that was first introduced by Stephen Henson just an hour before 2011 new year's Eve. To be ...



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