Nethemba | We care about your security

We care about
your security.

Nethemba is a leading Slovak IT security firm specialized in web security, penetration testing, and RFID security audits. Since 2007, we’ve been securing businesses with cutting-edge research and expertise, trusted by companies worldwide.

We care about
your security.

Nethemba is a leading Slovak IT security firm specialized in web security, penetration testing, and RFID security audits. Since 2007, we’ve been securing businesses with cutting-edge research and expertise, trusted by companies worldwide.

BLOG

Facebook

Nethemba
Nethemba6 hours ago
#87 OpenAdmin (HackTheBox) (Easy) No Luck With c99.
This time we find a vulnerable version of OpenNetAdmin and use this to upload a webshell.
Once we find credentials for the database, we find they are reused for SSH.
After abusing an internal application to give the SSH key of another user we gain root via a sudo misconfiguration.
https://www.youtube.com/watch?v=pr6xaO-ZF2o
Nethemba
Nethemba1 day ago
Revolut confirms customer data breach through fake government requests
https://techcrunch.com/2026/09/12/revolut-confirms-customer-data-breach-through-fake-government-requests/

Revolut Hackers Publish Client Data and Demand 10,000 Bitcoin Ransom
https://cryptopotato.com/revolut-hackers-publish-client-data-and-demand-10000-bitcoin-ransom/
Nethemba
Nethemba2 days ago
SSHamble is a research tool for SSH implementations
https://github.com/runZeroInc/sshamble