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1-Old-Man

(2,667 posts)
Fri Aug 9, 2013, 11:49 AM Aug 2013

This is for the naysayers who believe the NSA is incapable of breaking their $99.95 encryption

Hey, its far too complicated for the NSA to crack, right?


http://www.bbc.co.uk/news/world-us-canada-23627656

"Snowden link to encrypted email service closes

Edward Snowden is believed to have been using the Lavabit service after fleeing the US
Continue reading the main story
US spy leaks


"Two encrypted email services have closed down for reasons linked to US intelligence leaker Edward Snowden.

Texas-based Lavabit service has shut down but said legal reasons prevented it explaining why.

Correspondents say Lavabit appears to have been in a legal battle to stop US officials accessing customer details.

In addition, secure communications firm Silent Circle has shut its email service because messages cannot be kept wholly secret."

More at link ...

16 replies = new reply since forum marked as read
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This is for the naysayers who believe the NSA is incapable of breaking their $99.95 encryption (Original Post) 1-Old-Man Aug 2013 OP
they probably wanted them to turn over the server PowerToThePeople Aug 2013 #1
^That's my guess too. EOTE Aug 2013 #2
yep... ProdigalJunkMail Aug 2013 #4
Thanks for doing the math :) EOTE Aug 2013 #6
had to do it for a security class a long while ago ProdigalJunkMail Aug 2013 #8
Maybe everyone just needs to start forwarding all their on line communications to Autumn Aug 2013 #3
They are incapable of breaking it. devils chaplain Aug 2013 #5
That us utterly laughable. 1-Old-Man Aug 2013 #10
you have no idea how encryption works ProdigalJunkMail Aug 2013 #13
explain it to us then, please frylock Aug 2013 #14
The Privacy Pirates Have Deep Pockets & Totalitarian Tactics to get what they want usGovOwesUs3Trillion Aug 2013 #7
Read the last quoted sentence 1-Old-Man Aug 2013 #11
yes, the metadata (headers) cannot be kept secret ProdigalJunkMail Aug 2013 #15
That makes the most sense out of all this. krispos42 Aug 2013 #16
this is a fistfull of fail.. frylock Aug 2013 #9
^^^ THIS usGovOwesUs3Trillion Aug 2013 #12
 

PowerToThePeople

(9,610 posts)
1. they probably wanted them to turn over the server
Fri Aug 9, 2013, 11:52 AM
Aug 2013

If they have the server, they would very likely have access to the encryption key.

EOTE

(13,409 posts)
2. ^That's my guess too.
Fri Aug 9, 2013, 11:53 AM
Aug 2013

No encryption is worth anything if the encryption key is known. But breaking AES-256 without an encryption key is pretty much impossible, even I'd imagine, with the NSA's crazy hardware.

ProdigalJunkMail

(12,017 posts)
4. yep...
Fri Aug 9, 2013, 11:57 AM
Aug 2013

AES256 allows for 1.1X10^77 permutations. With a computer operating at 10 pFLOPS it would take 3.3X10^56 years to explore all the combinations. That's to break ONE key...

sP

EOTE

(13,409 posts)
6. Thanks for doing the math :)
Fri Aug 9, 2013, 12:04 PM
Aug 2013

The numbers are staggering. Reminds me of the wheat and chessboard problem, only without the adding, and a chessboard only has 64 squares. AES 256 has 2^192 times the combinations as grains of wheat on that final square (which is something like 9 quintillion grains).

http://en.wikipedia.org/wiki/Wheat_and_chessboard_problem

ProdigalJunkMail

(12,017 posts)
8. had to do it for a security class a long while ago
Fri Aug 9, 2013, 12:21 PM
Aug 2013

had to look up my numbers 'cause I wasn't going to do it again!

sP

Autumn

(45,056 posts)
3. Maybe everyone just needs to start forwarding all their on line communications to
Fri Aug 9, 2013, 11:54 AM
Aug 2013

the NSA. Might save the government a few bucks that we can use elsewhere. You know like help those need.




devils chaplain

(602 posts)
5. They are incapable of breaking it.
Fri Aug 9, 2013, 12:01 PM
Aug 2013

As far as actually decoding the encryption. One can create unbreakable encrypted files for free -- look up PGP.

My guess is Lavabit simply doesn't want to comply with this court order on principle.

 

usGovOwesUs3Trillion

(2,022 posts)
7. The Privacy Pirates Have Deep Pockets & Totalitarian Tactics to get what they want
Fri Aug 9, 2013, 12:15 PM
Aug 2013

Our data.

However, it seems that snowden had enough security to keep them in the dark long enough to accomplish his mission.

It also seems as though the totalitarian thugs need to use brute force measures to get what they want.

Maybe they shut those services down because they are too good at what they do?

ProdigalJunkMail

(12,017 posts)
15. yes, the metadata (headers) cannot be kept secret
Fri Aug 9, 2013, 05:23 PM
Aug 2013

or the message cannot be forwarded properly. the message contents... yeah, good luck reading that.

sP

krispos42

(49,445 posts)
16. That makes the most sense out of all this.
Fri Aug 9, 2013, 05:42 PM
Aug 2013

I know that cracking codes takes a lot of processing power, so even if the NSA can do it, there is a limit to the number of encrypted files they can crack any given day.

And the more things get encrypted, the smaller the fraction of total emails sent they will be able to crack.


I can envision a situation where the NSA stores copies of all emails (including attachments) in encrypted form but can only crack the ones they can get a warrant for, or ones that are relevant to a specific case. It would prevent trolling through the mountains of information simply because there is not enough processing power to do more than urgent, specific decryption on a limited number of emails.

frylock

(34,825 posts)
9. this is a fistfull of fail..
Fri Aug 9, 2013, 01:01 PM
Aug 2013

the reason these services are going offline isn't because the NSA is capable decrypting their encoded emails. it's because the NSA has likely DEMANDED access to these servers. rather than comply, these patriots are saying FUCK YOU! we're taking the servers offline instead.

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