Re: [Trisquel-users] Maintaining Security and Avoiding Surveillance

[dguthrie]

I agree perhaps on the point of a Firewall. I added it for 'completion', so  
to speak. Ufw (and the frontend Gufw) do have some advanced features that  
means it is worth mentioning it breifly,
> Email encryption : totally worth it if the person you intend to communicate  
with doesn't have emails hosted at Google and other non-libre services. But I  
might be wrong because I don't fully understand email encryption in that kind  
of situation.
This is what email encryption prevents. It is private key cryptography, so  
Google can't read it without obtaining your private key and knowing the  
password to unlock the key. Basically, when you encrypt something with a  
public key, only the person in posession of the private key. This is why it  
is so important, especially for things like banking details and journalism.