hackeři Archives - DIGITAL SELF-DEFENSE

WordPress – admin account for an attacker!

Published 18. 3. 2019

If you use WordPress for your website, make sure you have at least 5.1.1 version – the version number is on all pages in the administration at the bottom right…

Brute-force attack – demo

Published 19. 12. 2018

Brute-force attack – demo

Jak funguje tzv. brute-force útok? Můžete si ho vyzkoušet.

How long it can take to crack your password?

Published 18. 12. 2018

How long it can take to crack your password?

Calculation of time needed to crack password via brute-force attack.

Studie odhalila možné útoky na “bezpečné” messengery

Published 12. 12. 2018

Studie odhalila možné útoky na “bezpečné” messengery

12. 12. 2018 Vitor Ventura zveřejnil na blogu výsledky studie Cisco Talos, která se zaměřila na tři aplikace pro posílání zpráv – Signal, Whatsapp a Telegram.

Try the simple hacker’s trick

Published 11. 12. 2018

Try the simple hacker’s trick

One of the attackers’ goals is to deceive the user in such a way that he runs a malicious program on his own computer. Today, most common users know that…

Hackeři se dostali ke 150 emailovým schránkám MZ ČR

Published 7. 12. 2018

Hackeři se dostali ke 150 emailovým schránkám MZ ČR

7. 12. 2018 BIS vydala výroční zprávu za rok 2018, ve které zveřejnila informace o útocích ruských hackerů na emailové schránky Ministerstva zahraničních věcí ČR. Šlo o dva (podle BIS)…

Stats

38% of users use the same password for two different services.
21% of users only modify an existing password for a different service.
12% of users generates passwords.
1.2% of users have unique passwords for different services.
0.004% of users use unique generated passwords for different services.
70% of users use leaked passwords for additional services for at least 1 year.
40% of users have used leaked passwords for additional services for more than 3 years.
Passwords with the same base can be algorithmically found in 30% of cases in 10 attempts (or 46.5% of cases in 100 attempts).
In 87% of cases, users modify the end part of the password.
In 11% of cases, users modify the beginning part of the password.
85% of e-shop users have the same or modified passwords on other e-shop accounts
62% of mail server users have identical or modified passwords on other email services.

Posts tagged as “hackeři”

WordPress – admin account for an attacker!

Brute-force attack – demo

How long it can take to crack your password?

Studie odhalila možné útoky na “bezpečné” messengery

Try the simple hacker’s trick

Hackeři se dostali ke 150 emailovým schránkám MZ ČR