Mark's user avatar
Mark's user avatar
Mark's user avatar
Mark
  • Member for 10 years, 1 month
  • Last seen this week
229 votes
Accepted

Is the NHS wrong about passwords?

164 votes

Is it true that meltdown and spectre were intended as debug tools?

162 votes
Accepted

Is "password knocking" a good idea?

100 votes
Accepted

What is happening now with the Grub backspace key security vulnerability?

81 votes

Why don't OS's make keystrokes available to only the current app?

80 votes
Accepted

Unix execute permission can be easily bypassed. Is it superfluous, or what's the intention behind it?

79 votes
Accepted

Are random URLs a safe way to protect profile photos?

70 votes

Why are ransom attacks successful?

68 votes

What real world benefits does PGP have over sending email with SSL/TLS such as with HTTPS?

64 votes

Is it legal to start a private website for you and your friends to hack?

62 votes

Is "the oft-cited XKCD scheme [...] no longer good advice"?

53 votes

Does WannaCry infect Linux?

51 votes
Accepted

How to perform safe authentication via HTTP?

50 votes
Accepted

What are some considerations before moving personal data to Google Drive?

49 votes
Accepted

Is Git crowdsourcing cryptographic attacks?

44 votes

How to explain Heartbleed without technical terms?

44 votes

How can a non-admin program cover your entire screen with a window?

42 votes
Accepted

Why do mobile apps have fine-grained permissions while desktop apps don't?

37 votes
Accepted

How "scrambled" is the data on a RAID5 disk?

35 votes
Accepted

What are the risks of not patching a server or hypervisor for Meltdown?

35 votes

Never spell a word the same way twice?

35 votes

Is it possible the person sitting across from me at Starbucks was trying to hack my laptop?

35 votes
Accepted

Are ordinary OS X desktops at risk from bash "shellshock" bug (CVE-2014-6271)?

32 votes

Why do ATMs accept any PIN?

31 votes

Why was the private key of the Superfish certificate so easily extractable?

28 votes

NTP DDoS Attack on Home Servers

28 votes

Is SSL dying? Should I buy SSL certificates for my sites any more?

23 votes

Is it dangerous to post my MAC address publicly?

22 votes

Break the popularity contest crypto

22 votes

Amazon let me place an order without me ever being asked for 3-D secure password

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