Is it possible to improve brute-force guessing of a password with a picture of the keyboard used to enter it?

Is it a bad idea to post a photo of your keyboard to social media?

Can I look at a photo of a keyboard and determine the password of an account?

Assuming a certain (set of) password(s) is the most commonly typed character s… Continue reading Is it possible to improve brute-force guessing of a password with a picture of the keyboard used to enter it?

Password guessing: Is it more effective to try many passwords against a few accounts or a few (very common) passwords against many accounts?

I was watching a security vid on Irongeek the other day (I immediately lost track of which specific vid, unfortunately) where the creator gave some interesting advice about doing live password guessing against a remote machin… Continue reading Password guessing: Is it more effective to try many passwords against a few accounts or a few (very common) passwords against many accounts?

Password guessing: Is it more effective to try many passwords against a few accounts or a few (very common) passwords against many accounts?

I was watching a security vid on Irongeek the other day (I immediately lost track of which specific vid, unfortunately) where the creator gave some interesting advice about doing live password guessing against a remote machin… Continue reading Password guessing: Is it more effective to try many passwords against a few accounts or a few (very common) passwords against many accounts?

Wifi penetration testing: Why aireplay-ng de-authentication does not work?

I am trying to pentest the security of the password of my wireless network. It is a WPA2 with pre-shared-keys. My current computer is connected to the wifi router and I try to de-auth my own machine.
Steps

I created a monitoring interface… Continue reading Wifi penetration testing: Why aireplay-ng de-authentication does not work?