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00:00 - 14:0014:00 - 21:00

12:07 AM
By the way @RoryAlsop ICBC is bigger than BoC (but still about 400k employees, not 9M)
 
12:20 AM
I have a oneplus one invite if anyone is interested.
It expires in 12 hours
 
1:12 AM
0
Q: how to find a cryptography scheme (either authentication or encryption) for which some formal analysis of security has not been done yet

Prabhendu PandeyI have a project in Cryptography where I have to discuss the provable security of any proposed scheme (encryption or authentication) which has not been discussed yet. Any pointers on how and where to start? I tried researching some schemes but I could not find any scheme for which any security ...

This guy needs that chess algorithm, that supposedly had an S-box based on the movement patterns of the knight.
Found it! skcjju256.com
 
1:33 AM
@Xander Say that to Microsoft.
I am using .NET. .NET relies on CryptoAPI (and completely ignores CNG).
Also, CNG has no support for CMS (PKCS#7).
 
2:01 AM
@ThomasPornin Microsoft does have a managed library on top of CNG: clrsecurity.codeplex.com The lack of PKCS7 support, I cannot help you with.
 
2:35 AM
Was browsing 99designs and saw the the url naturally was 99designs.com/logo-design/…
(hover and see the full link) Any ideas why this would be a normal link?
 
3:07 AM
@RоryMcCune That is actually my gf. She's pretty isn't she?
 
 
2 hours later…
5:08 AM
Anyone here know a good way to test HTTPS support without an internet connection?
Preferably a pythony library that lets me set up simple web pages with https
with various certificates
 
 
3 hours later…
7:59 AM
@Simon if she makes you happy, that's all what matters!
 
 
1 hour later…
9:17 AM
@ThomasPornin In a couple of places it does. AFAIR there are three SHA512 implementations, CSP, CNG and Managed.
BouncyCastle may have PKCS#7 support.
 
9:55 AM
Morning All
@Simon so she's quite animated then </dadjoke>
 
I have found a vulnerability in a website of an airline company (credit card number sent over HTTP). They don't seem to care. Should I just forget about them?
 
@NicolasRaoul shame that they don't care as that's a flat PCI breach, but realistically there's probably not a lot you can do. You might be able to report it to your data protection commisioner (if the country you're in has such a thing ico.org.uk is the UK one) or tweet about it which sometimes has an impact but past that apart from avoiding using that company, probably not a lot you could do.
 
10:16 AM
@RoryAlsop The airline is based in non-democratic country X, do you suggest looking for commissioners in that country, or my own country Y, or all countries that have such commissioners (in the limit of my available time)? In case of a tweet, should I worry that bad people might use it, or that it could somehow backfire on me?
 
@NicolasRaoul there's no point in using a different country's judicial system. More than likely, they simply won't have jurisdiction over the company in question. Although, I am not a lawyer, so consider this with a large helping of salt.
 
@ManishEarth If you want to test client support you can simply use OpenSSL's cli to set up the server.
 
Don't Mastercard/Visa have some contacts where you can report PCI violations?
 
@TerryChia oo nice
@TerryChia linky link?
@RоryMcCune Setting a getter is even better :p
 
@ManishEarth On mobile so a link isn't convenient. Should be pretty easy to Google for though.
 
10:20 AM
@CodesInChaos good question, I'm not aware of them, but you'd think it would make sense...
really it's the acquiring bank that's responsible for PCI compliance, but there's no real way (that I'm aware of) to tie a specific merchant to an acquiring bank...
 
@CodesInChaos ah yes, I think they can revoke a companies right to take payments if you're flouting PCI-DSS
@RоryMcCune I thought merchants had to be PCI-DSS compliant too?
 
So I'm starting to get recruiters reaching out on LinkedIn. That's annoying.
 
@Tinned_Tuna they do, but it's their bank that enforces it rather than visa/mastercard directly
 
@TerryChia yeah, found it :)
 
10:22 AM
@TerryChia looking for mercs?
 
@RоryMcCune ah fairy 'nuff.
 
@RоryMcCune Heh.
 
Sounds like there isn't anywhere to report it. security.stackexchange.com/questions/17835/…
 
@TerryChia: How long before ORD?
 
I'm a Merchant and our bank requires us to be PCI DSS Compliant.
 
10:24 AM
@JourneymanGeek Pfft, I just started.
 
ow
so 2 years
 
s/I'm/The place that I work
 
(was 2 1/2 in my day ><)
On the bright side, its impossible to fail BMT now ;p
 
Yup. My recruit phase ends next week though, so I'll have much more time.
 
Depends on your vocation
Being off that stinking island is nice tho ;p
 
10:26 AM
I'm PES C and I'm SCDF.
 
So probably a clerk.
 
then yeah, lots of free time ;p
 
Hehe.
 
@TerryChia what's that stand for?
 
10:27 AM
SCDF = fire/emergency
 
SCDF? Singapore Civil Defence Force.
 
You can also get posted to police, or one of the military branches.
 
@TerryChia and what's PES C ? (in my world PES is Pre-Employment screening )
 
Physical something status
Physical Employment Status (PES)
Its a military/conscription thing that determines what job they can post you to.
 
Ah I C
 
11:05 AM
@TerryChia all works, thanks!
The irony is, I self-signed a *.com cert and added it to firefox (most browsers don't like * certs). Then I ran it from localhost, so it doesn't work anyway :p I have the key to the world and I'm foiled by a combination lock
 
11:20 AM
awwww yeeeaaaahhh
Turkey is a-cookin
just been basted
big juicy bird
Happy TurkeyDay!
 
@NicolasRaoul heh - wrong Rory
@TerryChia heh - that's a sign you have 'made it'
 
Is it international 'Murican origin bashing day again?
 
@AviD People of Turkey thank you for you kind wishes!
 
@RoryAlsop ha, you said "better ears than you", no, not at all!
@TildalWave wow, a whole country to eat. Yumm!
@Lighty no, its delicious food eating day again
though here we mostly do it tomorrow night, instead
 
ANy of you guys fancy a quick response to this? I know I probably can't handle the follow up questions:
in The Base Camp, 2 hours ago, by WedaPashi
@Rory: Does AES work on Block Cipher principle?
 
11:27 AM
Happy Thanksgiving! And shuddup with turkeys, one was pardoned the rest seem to be sharing same fate as the one in your oven :P
 
@RoryAlsop sorry about that, my fault for sneaky UTF-8 trick that most people don't catch :)
 
@RoryAlsop yes
thats simple wikipedia
dont even need the bear
@TildalWave YEAH BABY
 
@RoryAlsop some odd discussions there for an The Great Outdoors chat >O
 
Can anyone be a gentleman and help me answer my question?
0
Q: Can a caller "Hijack" your SIM information?

LightyWe have all hear them, rumors about people randomly calling you on your Mobile Phone number, and asking you to confirm something by typing in a specific combination onto your dial pad (the rumor I'm referring to specifically states 09# or 90#). And when you do, people claim these callers copy yo...

I'm tired of bullshit rumors, especially if people verbally spread em'
 
speaking of big juicy birds....
user image
3
 
11:31 AM
> ...get anything else from you then the number they use to call you?
if they called it ...
 
@TildalWave I had no idea how to formulate that sentence
yes, If they call you, the only thing they know, is that the number they tried is active
feel free to edit that sentence if it's a grammatical abomination, like most of my sentences ;3
 
it's too early, it's only half an hour past noon here!!
I'll just enjoy your edits :P
 
:P
 
12:01 PM
@AviD That's... Wrong.
 
what is?
about the jewelry box?
 
That image.
 
ahhh hehehe
I agree. Those legs shouldnt have been cooked together with the rest of it.
 
@TildalWave always
 
hey, you fellas hear that Shon Harris died?
 
12:07 PM
Erm.... Who?
 
wat, really?
Don't you have a CISSP?
 
Dropped it after ten years.
 
She's the one that basically put out all the original training for CISSP, amongst other things
 
Oh. I didn't see any CISSP training, other than that cccure site. And I wrote the training for EY CISSP folks
 
just about everybody I know that did the CISSP test in the past 10 years (at least) studied from her books.
@RoryAlsop ha, that was before there was any training.
 
12:10 PM
My assumption was that it was my area, I should know it
 
:-)
 
although of course knowing InfoSec is one thing, and knowing the ISC2 interpretation thereof, is something else again...
 
@CodesInChaos I can do the PKCS#7 myself but I wanted to avoid the effort.
I am writing code that produces a certificate-encrypted PDF file.
Encryption uses AES-128, with a key derived from a secret seed transported in a PKCS#7 object.
The PKCS#7 object itself uses RSA key exchange and symmetric encryption for that seed.
It turns out that if the symmetric encryption in the PKCS#7 object is AES-128, then CryptoAPI (hence .NET) decides that the RSA key exchange should use OAEP -- that Adobe Reader does not support.
 
@ThomasPornin doesnt the PDF spec itself have builtin support for encrypted files?
 
@AviD I am talking here about that, precisely. The builtin PDF support for encrypted files.
Internally, it contains a PKCS#7 object.
 
12:24 PM
ah, so you're implementing this yourself. Of course you are.
 
@AviD Of course. From the PDF spec, directly in C#.
 
> Never roll your own crypto code - unless you are @ThomasPornin.
2
:-)
 
This is for work. Dependencies on external libraries is Hell.
(at least here)
 
@ThomasPornin no disputing that.
 
@AviD welcome to almost two months ago
 
12:26 PM
well, yes, I'm catching up on my emails.
 
So, right now, I am encrypting a seed for AES encryption with 3DES. This works, but is inelegant.
@AviD Technically, I am rolling my own implementation of existing protocols / standards.
 
wouldnt that make the overall strength of the system be no more than the strength of 3DES?
@ThomasPornin if anybody else besides you had said that, I would be calling for The Bear to attack him.
 
@AviD Yes, in an academic view.
But in practice, not really.
 
the independent got hacked
 
In this case, attackers get 12 bytes of known plaintext for 3DES. This is sufficient to run the academic 2^112 attack on 3DES. But that attack needs a lot of RAM (2^59 bytes or so) so not only it is unfeasible, but also it is not clear whether it is more or less unfeasible than the 2^128 brute force on AES.
 
12:34 PM
@LucasKauffman the UK newspaper?
 
@RоryMcCune yep
 
Since the whole thing will ultimately depend on a 1024-bit RSA key, I am not woried.
 
not gonna link since Im not sure they're doing any driveby downloads as well
 
@LucasKauffman ahh I guess it's not on the homepage..?
 
should be
or maybe it got fixed already
 
12:35 PM
@LucasKauffman well I am running with Ad-block+ and ghostery
so if it's an ad-network hack I wouldn't see it....
 
@RоryMcCune let me check a vm
 
In entirely unrelated news, I've got two furry helpers doing garden cleanup at the moment. A couple of deer eating the fallen leaves :)
 
@RоryMcCune So instead of having fallen leaves on your grass, you will have deer dung.
 
@ThomasPornin organic fertilizer!
 
@RоryMcCune pics!
 
12:38 PM
@RоryMcCune So are fallen leaves.
 
@ThomasPornin Thomas shouldnt you be going into hibernation soon?
like only be present with Tom Leek
since he's a stuffed bear
 
@LucasKauffman I actually have to go to work. Like, now.
 
@ThomasPornin CGI right?
 
@ThomasPornin yeah but less compact and mess up the lawn more
@LucasKauffman if they come back down I'll try and grab a shot, one was about 10ft from me a bit ago
 
@ThomasPornin hmm
@ThomasPornin ah so you would consider that the weak link anyway
actually we usually consider @Simon to be the weak link, but whatever.
 
1:05 PM
@LucasKauffman I don't think I'd be happy with a girl who looks like that lulz
</asshole>
@RоryMcCune 10/10
@AviD 0/10
Ba ba ba ba ba na na
do do do do do do nuts
 
1:15 PM
 
WHAT IS THIS SORCERY?
In the same minute, a primary key index jumped by 13k.
WHY
 
@Simon cause YOUR MUM
 
@LucasKauffman That is honestly the only reason I can think of too.
 
@LucasKauffman I am a mercenary. I am the product that CGI sells, but, on a daily basis, my work is at the place where CGI sold me.
 
@ThomasPornin I have friend working their too, also as a mercenary
 
1:29 PM
@LucasKauffman CGI is a consultancy company. All employees are mercenaries, by definition.
 
@Simon hackers
 
@ThomasPornin I prefer mercenary over consultant
I guess the partners would be ringleaders then
 
Hide yo' ad networks! Hackers compromise Independent, OK mag + other websites via adverts http://gu.com/p/43kny/stw http://t.co/gzmawldoQ0
@LucasKauffman ^ it was ads
I ❤ my ad blocker
 
@RоryMcCune +1
 
@RоryMcCune EVERYWHERE
@ThomasPornin My friend does an internship at CGI, you guys should become best friend 4 lyf3.
 
1:39 PM
@Simon do you think your friend would be able to bear it?
 
@Simon "And that's how your friend lost his internship"
@RоryMcCune I c wut u did there ;D
 
@LucasKauffman had to be done
 
ma poor frand
 
1:56 PM
awwww yeeaaahh look at that beeeeyoootiful bird
"What would AviD do...?"
"HE WOULD EAT SOME GADDAM TURKEY!!"
3
 
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