Is there any way the NSA could associate my public key with my IP address?

[Capitalism Prevails]

Would the best way be to just use a different public key for every new transaction?

[coinsandcoins]

If you just receive then no, but if you  send and don't have any anomizer(VPN,Tor, proxies ) etc the. The IP is logged

[01BTC10]

If you just receive then no, but if you  send and don't have any anomizer(VPN,Tor, proxies ) etc the. The IP is logged

Only the IP of the first relaying nodes so it's far from reliable.

Still a good idea to setup bitcoin-qt to use Tor (it's build in the options) as a proxy if you're paranoid about staying anonymous.



Install Tor and tick that box and you're ready to go.

[coinsandcoins]

Nothing is foolproof and court's are finnaly ruling that a IP address isn't. A individual  so if you get in trouble. Your lawyer could use that as precedents even through those rulings have to do with file sharing  you could make the. Case that because btc is p2p you should be protected as well

[NietzschesMustache]

Your on the list 

[CrazyBit]

I just read TOR was broken. Is it still any point using it?

[cp1]

They have that spyware that logs your keys and screen, so I'm sure if they wanted they'd have a nice shot of your open wallet with your addresses.

[rumbitla]

I just read TOR was broken. Is it still any point using it?

Nonsense.

Wanna post some link to what you read?

[rumbitla]

They have that spyware that logs your keys and screen, so I'm sure if they wanted they'd have a nice shot of your open wallet with your addresses.

The Spyware is called Microsoft Windows.

[01BTC10]

I just read TOR was broken. Is it still any point using it?

Biggest hosting provider for hidden service arrested != Tor is broken