Information Security
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Peter Harmann
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210 Answers

Votes Activity Newest
191
Secure way of masking out sensitive information in screenshots?
Apr 19 '18 at 19:12
185
Received a set of SMS/MMS containing 2 photos, a voice message, and a text “I need help” with Google Maps link from a known contact. Is it spam?
Apr 23 '18 at 13:27
173
Is it more secure to program a client-server system in a language other than English?
Apr 30 '18 at 14:03
66
Why is this certificate for Imgur only valid for one day?
May 5 '18 at 15:43
54
What considerations do I need to keep in mind when enforcing passphrases?
Apr 30 '18 at 12:07
38
Is there any security risk when a certificate authority is used more than all others?
Apr 24 '18 at 12:36
27
What local resources are used when bruteforcing a remote service?
May 19 '19 at 14:00
13
Why would I ever use AES-256-CBC if AES-256-GCM is more secure?
Apr 22 '18 at 15:21
9
Should a “password reset” link be valid after changing email?
Apr 24 '18 at 16:56
8
How well can Tor + VPN secure my anonymity on the internet?
Jun 20 '19 at 1:57
8
Is it safe to store APK signing passwords in private git repository?
Jul 5 '18 at 13:20
7
How to prevent “JailBreak detection bypass” by Cydia tools such as “Flex 3” etc?
May 2 '18 at 11:16
7
Should we use different usernames for each website, to achieve better anonymity?
May 1 '18 at 20:28
6
Alternative to bcrypt in .NET Core?
Apr 26 '19 at 17:57
6
How well can Tor + VPN secure my anonymity on the internet?
Aug 31 '19 at 10:10
6
Diffie-Hellman with non-prime modulus
Apr 23 '19 at 7:11
6
Do different files always have different MD5 or SHA1 hash codes?
Oct 2 '18 at 22:31
6
The basic difference between RSA algorithm and Shor's algorithm
Jul 18 '18 at 22:24
6
Does Time-based One Time Password improves security in case of database leak?
Apr 25 '18 at 11:17
6
What are the relation (difference and similarities) between Replay attack, reflection attack and relay attack?
Apr 22 '18 at 15:49
5
“Family” apps use shared passwords for different usernames. How bad is it?
Jun 16 '19 at 13:55
5
Does an admin need legitimaly to access his own logs generated by auditd?
Sep 27 '18 at 10:39
5
Is it possible to include a PHP Function while performing SQL Injection?
May 30 '18 at 13:55
5
Rolling your own crypto
May 2 '18 at 15:26
5
Isn't password storage designed to not un-mask passwords?
May 5 '18 at 1:30
5
How vulnerable are rolling codes used in car keyfobs to simple replay attacks?
May 1 '18 at 14:57
5
Why is it recommended to use accounts without sysop rights for everyday work?
May 2 '18 at 13:05
5
Can a badly configured AppArmor profile reduce security?
Apr 24 '18 at 23:02
5
As a security compliance professional, what should I do if I find that my employer has a PCI AOC but is not compliant?
Apr 20 '18 at 8:55
5
How do I know if a Certificate Authority is not fake?
Apr 19 '18 at 17:05
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