Useful tips for everyday
Is Env variable secure? Environment variables are more secure than plaintext files, because they are volatile/disposable, not saved; i.e. if you set only a local…
Is it possible to bypass two factor authentication? If you have two-factor authentication (2FA) enabled on your account, you can’t be compromised, right? Well, not…
What is the purpose of the Simjacker attacks? The primary purpose of the attackers is to retrieve Location information (serving Cell ID) and device information…
What does Kerberos pre-authentication failed mean? This problem can occur when a domain controller doesn’t have a certificate installed for smart card authentication (for example,…
Should I be worried if I clicked on a Grabify link? 1 Answer. TL;DR: Don’t worry, your phone is not hacked. Essentially they send you…
Is Linux firewall secure? A Linux firewall is defined as a solution or service that regulates, protects, and blocks network traffic as it passes to…
What is host header poisoning? Host header attacks may be used for web cache poisoning and attacks such as password reset poisoning. Web cache poisoning…
Are hardware tokens secure? They are much more secure than simple passwords and, as long as you have hardware tokens for authentication by your side,…
How do hackers generate a botnet? Computers can be co-opted into a botnet when they execute malicious software. This can be accomplished by luring users…
Why we need DNS simulations and experiments? However, direct numerical simulation is a useful tool in fundamental research in turbulence. Using DNS it is possible…