Collaborate Disseminate
I would like to know (on a security point of view) utility of setting my DNS to public (note: this would be private use).
Does changing DNS to public slows down performance or on the contrary increases it?
Which service should I use: Cloud… Continue reading Set DNS to public, useful? [closed]
I am trying to implement a kind of email verification system with a node.js server with no state.
The strategy
User sends his email to the server
Server generates a 4 digits code based on the email address and sends it to… Continue reading How to generate short fixed length cryptographic hashes?
I am now in Poland and see these everywhere:
The plate can rotate freely,when you insert the key, matching the groove, you rotate the key so it is aligned with the lock and then insert the key.
What is the purpose of this… Continue reading What is the purpose of the rotating plate in front of the lock?
I am looking for a way in powershell to remove and add bookmarks to chrome. Chrome Bookmarks are stored in a JSON file formatted like below, with the actual bookmarks being stored in the $data.roots.bookmark_bar.children obje… Continue reading Remove Chrome Bookmarks with Powershell
Today I noticed by experiment that Google Chrome (69.0.3497.100) and Firefox (62.0.3) both were willing to connect to a server which only supported TLS 1.0, even though the corresponding support was removed in the browser set… Continue reading How to prevent TLS downgrade on client side?
We’re setting up an secure development and vulnerability management process in our firm. Our firm develops several IT solutions in parallel. The process will influence the way we develop those IT solutions because it introduc… Continue reading What useful sources can help us in the development of a functional and non-functional security requirement baseline?
The National Institute of Standards and Technology (NIST) is known for its NIST Cybersecurity Framework, a set of voluntary best practices aimed at strengthening the protection of our nation’s critical infrastructure. Since NIST first unveiled the fram… Continue reading A NIST Framework That’s Not Like the Others
Ransomware (Globe Imposter) was found on one of our production servers.
The executable was found in the documents folder of one of our employees on the same server. A Windows Scheduled Task was also created using the same em… Continue reading Can Ransomware impersonate a Windows Domain Account?
I’ve made a simple C-program that simply prints the address of main() at execution:
printf(“%08X\n”, &main);
I compile it with Visual C++ 2015 with the parameter /DYNAMICBASE, for x86 (same thing happens when compiling … Continue reading Why doesn’t Windows keep randomizing the base address of my executable? [migrated]
This question already has an answer here:
How does changing your password every 90 days increase security?
23 answers
Acc… Continue reading Requiring regular password change counterproductive [duplicate]