I would say my knowledge in C is fair, and I wish to extend a program to enhance my knowledge of parallel programming.
What is the runtime/memory complexity of the Maximum subarray 开发者_如何学JAVAproblem using brute force?
I have a bunch of encrypted files that I want to decrypt (duh). I found out they are encrypted with Blowfish using a 224-bit key after some research. I know what the first few bytes of the plaintext l
Let\'s say I want to provide each user a unique URL to login into a system. The URL might look like this: http://example.com/login/a1b2c3d5e6
I want to prevent brute force by check开发者_如何学Cing login attempter\'s IP. However it will be a huge problem for the database; it will overload in case of attack. Is there any other solution?
I\'m not talking in particular about encryption, but security as a whole. Are there any security measures that can be put in place to protect data and/or a system that can withstand even a hypothetica
I have implemented a login system where after 3 unsuccessful tries (using $_SESSION variables) a cookie is created on the user\'s computer which expires in 10 minutes. Now I know this is certainly not
Basically I have a 3 x 3 grid that is filled with two digit numbers 00 - 99. Some of t开发者_如何转开发he numbers are given as input the rest are unknown. What are some suggestions on how to solve suc
How to list all possible combinations of: String (4 characters, only lowercase no numbers or special signs), # sign, String (5 chars, the same rue as for 开发者_C百科the 1st).
So I was looking at http://codahale.com/how-to-safely-store-a-password/# and became curious how fastdifferent hash could be bruteforced on a somewhat powerful desktop computer and was tempted to test
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