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Martin Vegter's user avatar
Martin Vegter's user avatar
Martin Vegter's user avatar
Martin Vegter
  • Member for 10 years, 10 months
  • Last seen more than a month ago
  • Zürich, Switzerland
69 votes
3 answers
33k views

SSH: benefits of using hashed known_hosts

32 votes
5 answers
32k views

What does LUKS header contain?

24 votes
6 answers
17k views

Why does IV not need to be secret in AES CBC encryption?

78 votes
16 answers
17k views

Ensure that a file can only be decrypted after a specific date

8 votes
1 answer
7k views

How to change personal cipher/digest preferences of existing OpenPGP key in GnuPG?

3 votes
2 answers
6k views

user data accessible through javascript in browser

6 votes
3 answers
6k views

How safe are Firefox addons from official mozilla.org site?

21 votes
7 answers
5k views

Defence Against Keyboard Keylogger

26 votes
4 answers
5k views

Linux-based Turla trojan

16 votes
3 answers
4k views

remote desktop connection to a potentially compromised machine

2 votes
2 answers
4k views

best practice for encrypted filesystem inside a file

2 votes
1 answer
3k views

Is Meltdown/Spectre mitigation necessary in virtual machine as well as in hypervisor? [duplicate]

5 votes
3 answers
3k views

Saving random seed on restart/shutdown, and restoring it during system boot

3 votes
5 answers
2k views

Running Firefox as unprivileged user on Linux

26 votes
5 answers
2k views

What concrete parameters can I change to make my passphrase-protected private gpg key more secure

3 votes
1 answer
1k views

Personal cipher/digest preferences ignored when generating a new key pair in GnuPG

11 votes
5 answers
1k views

Security of root terminal (su -) when logged into X

2 votes
2 answers
1k views

are new CPUs still vulnerable to attacks like Spectre and Meltdown?

10 votes
1 answer
1k views

What gpg defaults can be improved, when performance is not an issue?

13 votes
2 answers
954 views

concrete real-life examples where grsecurity prevented an exploit

2 votes
2 answers
949 views

changing defaults when generating new SSH server keys

0 votes
1 answer
750 views

user namespaces: do they increase security, or introduce new attack surface?

3 votes
1 answer
429 views

How can AES-CBC be used for LUKS encryption, when the ciphertext is not static?

3 votes
1 answer
424 views

using HW random number generator as source of entropy

0 votes
1 answer
401 views

compromising DVRs to become bitcoin mining bot [duplicate]

1 vote
0 answers
354 views

How can access to Intel ME / AMT be disabled with firewall? [duplicate]

2 votes
1 answer
345 views

using multiple Firefox profiles to increase security

6 votes
3 answers
335 views

find if 0-day flash bug was exploited (on a particular machine)

1 vote
1 answer
326 views

using booby-trapped video to find IP address

1 vote
1 answer
211 views

are small SOC chips also affected by Meltdown and Spectre?