Useful tips for everyday
Is SHA-1 insecure? Actually SHA-1 has been “officially insecure” for a longer time, since an attack method was published in 2011. The 2017 collisions was…
What to do if your website has been hacked? If your investigation shows that someone has hacked the site, consider closing off access to the…
Should I use my phone for 2FA? Yes! In addition to creating strong passwords and using different passwords for each of your accounts, setting up…
What can Wi-Fi Admin see? A Wi-Fi administrator can see your online history, the internet pages you visit, and the files you download. Based on…
Where does the salt go in a password database? The salt can and should be stored right next to the salted and hashed password. Additionally,…
Is a virtual machine secure? Virtualization provides security benefits: each virtual machine has a private security context, potentially with separate authentication and authorization rules, and…
What is a digital certificate How can it prove identity? Digital certificates allow unique identification of an entity; they are, in essence, electronic ID cards…
How does rpm detect integrity of a package? You can ask the rpm command to verify packages with the -V (or –verify) option. In this…
Is PIN more secure than password? A password will always be more secure than a PIN because as you said it will have more combinations.…
Can vulnerability scanner detect zero-day? Vulnerability scanning can detect some zero-day exploits. Security vendors who offer vulnerability scanning solutions can simulate attacks on software code,…