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cryptonoob400
  • Member for 7 years, 4 months
  • Last seen more than 5 years ago
20 votes
8 answers
16k views

Password cracking: What if attacker is lucky? [closed]

3 votes
3 answers
248 views

Is a large random number cryptographically equivalent to the product of multiple smaller ones?

2 votes
1 answer
509 views

How much entropy is lost if 1 character is fixed in HMAC SHA-512?

2 votes
3 answers
729 views

How much original entropy is lost if a part of the hash is known?

1 vote
0 answers
575 views

Relationship between "Entropy" and "Security" in crypto functions

1 vote
1 answer
54 views

Equivalance Operator - Perfect Secrecy

1 vote
3 answers
3k views

What are the vulnerabilities of XOR in the following scenario?

1 vote
0 answers
89 views

RIsk mitigation: block cypher vs xor

0 votes
1 answer
258 views

Multi-Embedded Xor for Perfect OTP

0 votes
2 answers
3k views

Perfect secrecy with XOR & SHIFT?

0 votes
3 answers
179 views

Perfect Secrecy with 1 Time Complex Secret Cypher

0 votes
1 answer
1k views

Hashing entropy to generate 256bit key?

-2 votes
3 answers
2k views

Practical perfect security in bitwise XOR vs integer addition/subtraction cipher

-4 votes
1 answer
934 views

Why does SHA512 start with "1"?