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Jeff Ferland's user avatar
Jeff Ferland's user avatar
Jeff Ferland's user avatar
Jeff Ferland
Moderator
  • Member for 13 years, 6 months
  • Last seen this week
19 votes
Accepted

Are open ports dangerous?

18 votes
Accepted

What is an SSL certificate intended to prove, and how does it do it?

18 votes

How is it possible that people observing an HTTPS connection being established wouldn't know how to decrypt it?

18 votes
Accepted

What programming language is Stuxnet written in?

18 votes
Accepted

How reliable is a write protection switch on a USB flash drive?

18 votes
Accepted

Is WPA2 WiFi protected against ARP poisoning and sniffing?

18 votes
Accepted

NOPS in Metasploit

17 votes

How do some sites (e.g. online banks) only ask for specific characters from a password without storing it as plaintext?

17 votes
Accepted

Are some uncommon TCP ports scanned less than others?

17 votes
Accepted

How to simulate DDoS attacks from the Internet?

17 votes
Accepted

How serious are XSS attacks

17 votes
Accepted

Is there any legal reason to save a cleartext password?

17 votes
Accepted

I had SSL certificate on my site but still it has been hacked...how to prevent this from happening?

17 votes
Accepted

If I have two identical linux virtual machine images, will they generate identical random numbers?

17 votes
Accepted

TPM and storage of keys

16 votes
Accepted

How to detect eavesdropping by your ISP

16 votes

How can I keep my identity anonymous as a website owner/administrator?

16 votes
Accepted

How to recover securely deleted data

16 votes

Is there a simple example of an Asymmetric encryption/decryption routine?

16 votes

Has anyone achieved PCI compliance on AWS?

16 votes

How many OpenPGP keys should I make?

16 votes
Accepted

Is there any point in using two step authentication if you have strong passwords?

16 votes
Accepted

Possible to read strength of encryption?

15 votes

GPU powered Password cracking machine - buy metal or cloud?

14 votes
Accepted

Any advantage to securing WiFi with a PSK, other than to keep out unauthorized

14 votes

How does the digital signature verification process work?

14 votes

Is revealing the phone number during OTP verification process considered a vulnerability?

14 votes

Is it possible to construct a passively self-destructing message?

14 votes

How is an ATM secure?

13 votes

How should I securely type a password in front of a lot of people?

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