101 reputation
2
bio website jstuber.net
location North Rhine-Westphalia, Germany
age 49
visits member for 3 years, 8 months
seen Apr 21 at 7:54

I'm a free-lance embedded software developer who likes computer science, mathematics, electronics and foreign languages.

eiĻ€ + 1 = 0

eĻ€āˆš163 ā‰… 6403203 + 744

rot13("fr") = "se"


Sep
17
comment Asymmetric vs Symmetric Encryption
For the same key size typically the asymmetric encryption (especially RSA) is less secure. Of course in practice you offset this by using larger keys.
Jun
6
comment How can a system enforce a minimum number of changed characters in passwords, without storing or processing old passwords in cleartext?
This can be defeated by changing the password twice in a row.
Jun
6
awarded  Supporter
Jun
6
comment Oldest security feature still in active use
+1 Ciphers are still based on the old principles of substitution (like the caesar cipher) and transposition (like the greek scytale), they have just become more elaborate.
Jun
6
comment Oldest security feature still in active use
Getting things to work against the forces of nature and random errors is not security engineering. Security is concerned with intelligent adversaries.
Jan
22
awarded  Autobiographer