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bio website storyinmemo.com
location Mountain View, CA
age 28
visits member for 1 year, 8 months
seen May 17 at 1:07
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Moderator♦ on Security StackExchange

Production Engineer at Facebook

Twitter: @jbferland


May
16
awarded  Notable Question
May
1
comment Knowing a valid salted hash for an unknown secret, is it possible to compute another valid hash?
Generally once we start talking about crypto with formal logic notations, I punt that over to our sister site that focuses on crypto.
Feb
9
comment How to bring little changes in DES algorithm
Sounds to me like it's more open-ended than it is for a specific assignment. Figured I'd give it a punt over here.
Oct
31
awarded  Citizen Patrol
Oct
31
accepted Why is AES resistant to known-plaintext attacks?
Sep
27
awarded  Popular Question
Mar
8
comment Do parts of a hash carry the properties of the entire hash?
My understanding is yes, but I'll skip answering and wait for one of the cryptographers to weigh in.
Dec
20
asked Why is AES resistant to known-plaintext attacks?
Dec
20
comment Can I determine if a user has the wrong symmetric encryption key?
@BarryWark Can you store the hash of a specified block / block chain in a separate file?
Sep
28
awarded  Supporter
Sep
28
awarded  Scholar
Sep
28
accepted Why can't Diffie-Hellman be used for signing?
Sep
28
comment How to enhance randomness of AES?
I see that you're using an initialization vector. If that's sufficiently random, I believe you should be good. Padding to a specific size multiple may also be advisable. Change your IV for every message, of course.
Sep
28
awarded  Student
Sep
28
asked Why can't Diffie-Hellman be used for signing?
Sep
26
awarded  Autobiographer