User woliveirajr

36 votes

Accepted

How to inject executable, malicious code into PDF, JPEG, MP3, etc.?

answered Oct 13, 2011 at 19:33

15 votes

Accepted

What should be used as a salt?

answered Oct 10, 2011 at 19:12

12 votes

Is it possible to make a phone call appear to come from another phone, even to the network provider?

answered Jun 5, 2013 at 12:18

11 votes

Is it acceptable practice to only increment a number when changing a password?

answered May 12, 2016 at 14:20

9 votes

How big should salt be?

answered Jan 31, 2012 at 13:52

9 votes

Accepted

If I send an email over SSL, will it always be transmitted over SSL?

answered Feb 23, 2012 at 19:54

8 votes

How does the digital signature verification process work?

answered Oct 11, 2011 at 12:33

8 votes

Is there a reason to disable root login, if SSH connections are restricted to a single IPv4 address?

answered Oct 25, 2011 at 19:22

8 votes

Accepted

Atypical DRM situation: distribute pictures to select partners, then prevent them from reusing them

answered Oct 3, 2011 at 12:23

8 votes

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

answered Mar 6, 2015 at 19:05

7 votes

How secure is ionCube compiled code?

answered Jun 25, 2013 at 16:24

7 votes

Global check of input/output of known hash functions

answered Nov 17, 2011 at 16:23

6 votes

Accepted

How long shall a certificate be valid?

answered Mar 2, 2012 at 12:25

6 votes

Accepted

Tools needed to setup a paranoid remote backup server

answered Oct 7, 2011 at 14:03

6 votes

What would one need to do in order to hijack a satellite?

answered Aug 22, 2011 at 16:51

6 votes

Getting rid of a large quantity of paper

answered Sep 13, 2011 at 18:18

6 votes

Checking if notebook is clean of hardware spyware

answered Sep 16, 2011 at 12:00

6 votes

Worst case scenario of having the ability to remotely write files to disk as admin

answered Aug 24, 2012 at 17:37

6 votes

Pronounceable Password Generator

answered May 10, 2013 at 14:15

6 votes

Securing data on laptop's hdd

answered Mar 9, 2012 at 17:52

6 votes

Accepted

Can key files be brute-forced like passwords?

answered Apr 27, 2012 at 18:21

6 votes

Accepted

How can you I detect low frequency brute forcing over multiple connections?

answered Sep 11, 2013 at 17:54

5 votes

How exactly is MD5 vulnerable to collision attacks?

answered Jul 12, 2013 at 1:53

5 votes

Is it possible to embed information that is both nearly invisible to the naked eye and decodable from an external camera?

answered May 4, 2017 at 17:30

5 votes

How often should an SSH key pair be changed?

answered May 15, 2012 at 15:34

5 votes

Have hardware trojans been seen in the wild?

answered Apr 2, 2012 at 14:08

5 votes

Accepted

Can the TrueCrypt hash be slowed down?

answered Apr 27, 2012 at 12:38

5 votes

Accepted

Looking for signs of forensics - Assuming they didn't do the smart thing

answered Sep 30, 2011 at 17:54

5 votes

Accepted

How does the encryption of FPGA works?

answered Feb 27, 2012 at 13:39

4 votes

Can Central Authentication Service (CAS) do authorization?

answered Sep 27, 2011 at 19:14

Stack Exchange Network

93 Answers

How to inject executable, malicious code into PDF, JPEG, MP3, etc.?

What should be used as a salt?

Is it possible to make a phone call appear to come from another phone, even to the network provider?

Is it acceptable practice to only increment a number when changing a password?

How big should salt be?

If I send an email over SSL, will it always be transmitted over SSL?

How does the digital signature verification process work?

Is there a reason to disable root login, if SSH connections are restricted to a single IPv4 address?

Atypical DRM situation: distribute pictures to select partners, then prevent them from reusing them

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

How secure is ionCube compiled code?

Global check of input/output of known hash functions

How long shall a certificate be valid?

Tools needed to setup a paranoid remote backup server

What would one need to do in order to hijack a satellite?

Getting rid of a large quantity of paper

Checking if notebook is clean of hardware spyware

Worst case scenario of having the ability to remotely write files to disk as admin

Pronounceable Password Generator

Securing data on laptop's hdd

Can key files be brute-forced like passwords?

How can you I detect low frequency brute forcing over multiple connections?

How exactly is MD5 vulnerable to collision attacks?

Is it possible to embed information that is both nearly invisible to the naked eye and decodable from an external camera?

How often should an SSH key pair be changed?

Have hardware trojans been seen in the wild?

Can the TrueCrypt hash be slowed down?

Looking for signs of forensics - Assuming they didn't do the smart thing

How does the encryption of FPGA works?

Can Central Authentication Service (CAS) do authorization?