HunCERT group

Together for Hungary's cybersecurity

In its 20th year, HunCERT is Hungary's leading cybersecurity emergency response team, with the mission of assisting and providing information to the Hungarian online society.

Incident handling

Do you think that your computer or network has been attacked? We can help!

HunCERT Probe programme

Its aim is to record and analyse network security trends on the Hungarian internet, to improve our incident detection capabilities.

HunCERT turns 20

This year, the HunCERT group celebrates the 20th anniversary of its foundation and the 25th anniversary of the registration of the cert.hu domain.

Communication practice

HunCERT conducts an annual assessment of domestic internet service providers' incident response capabilities.

DNS4EU

The EU wishes to provide its citizens, companies, and institutions a secure, privacy compliant, and powerful recursive DNS.

Knowledge repository

Dive into our knowledge base to improve your cybersecurity awareness.

DNS4EU logó mellette laptopon dolgozó ember

1 Jul 2025

Article

The DNS4EU public service has been launched

A new milestone has been reached by the DNS4EU project, actively supported by HUN-REN SZTAKI as a consortium member, which aims to create a reliable, secure and data protection-oriented European DNS resolution service.

DNS4EU

Közlekedési tábla "Cyber attacks ahead", vagyis "kibertámadások várhatóak" felirattal.

9 Dec 2024

Article

HUN-REN SZTAKI participated in cyber defence drill

On November 28, 2024, the institute participated in an all-day cyber defense drill. The exercise was organized by the Hungarian National Cyber Security Center.

Kép email ikonokról egy laptop előtt, DNS4EU logó és stakeholder group felirat.

17 May 2024

Article

You can now join the DNS4EU stakeholder group

The DNS4EU project has opened the application form for their stakeholder group. Members are kept up to date with events, news and blog posts, and can also find out about the project's plans and current progress at the regular meetings.

DNS4EU

Türkiz háttér, IVSZ SMART 2024 felirat, SZTAKI logó, monitor alakú keretben Rigó Ernő prezentálás közben.

22 Apr 2024

Article

HUN-REN SZTAKI researchers also presented at the IVSZ Smart 2024 conference

Ernő Rigó, Head of the Network Security and Internet Technologies Unit (HBIT) and Dániel Horváth, Researcher at the Engineering and Business Intelligence Research Laboratory (EMI), gave presentations in the Cyber Defence and Data Arena sessions.

Networkshop logó, alatta DNS4EU logó a kék nyílban ami digitális biztonságot szimbolizáló ikonra mutat

10 Apr 2024

Article

DNS4EU at Networkshop 2024

This year marked the 33rd edition of NETWORKSHOP (NWS), Hungary's most prestigious IT conference for the higher education, public education, research and public collections sectors. The conference was held over 3 days, with presentations on the DNS4EU project featured on the second day, during session 6, which focused on topics related to the broader issue of digital transformation.

www.joindns4.eu

Két kézben 1-1 puzzle darab, mellette DNS!EU és HUNCERT logók

8 Apr 2024

Article

The Role of HunCERT in the DNS4EU Project

HUN-REN SZTAKI, which provides HunCERT's technical team, is actively involved in the DNS4EU project, which aims to offer an alternative to the public DNS resolvers that currently dominate the market. By participating in this project, we contribute to the EU's digital sovereignty by providing a private, secure and independent European DNA resolver.

joindns4.eu

5 Apr 2024

Biztonsági szemle

New HTTP/2 Vulnerability Exposes Web Servers to DoS Attacks

New research has found that the CONTINUATION frame in the HTTP/2 protocol can be exploited to conduct denial-of-service (DoS) attacks.

thehackernews.com

Urgent alerts

5 Dec 2024

Riasztás

CVE-2024-11477

7-Zip Zstandard Decompression Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip.

nvd.nist.gov

12 Nov 2024

Riasztás

Ensure Access to Management Interface is Secured

Palo Alto Networks is aware of a claim of a remote code execution vulnerability via the PAN-OS management interface.

security.paloaltonetworks.com

19 Jun 2024

Riasztás

CVE-2024-37080

vCenter Server contains a heap-overflow vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger this vulnerability by sending a specially crafted network packet potentially...

nvd.nist.gov

Latest alerts

5 Nov 2025

Riasztás

Cisco Secure Firewall Adaptive Security Appliance Software and Secure Firewall Threat Defense Software VPN Web Server Unauthorized Access Vulnerability

Update: On November 5, 2025, Cisco became aware of a new attack variant against devices running Cisco Secure ASA Software or Cisco Secure FTD Software releases that are affected by CVE-2025-20333 and CVE-2025-20362. This attack can cause unpatched...

cisco.com

5 Nov 2025

Riasztás

Cisco Secure Firewall Adaptive Security Appliance Software and Secure Firewall Threat Defense Software VPN Web Server Remote Code Execution Vulnerability

cisco.com

5 Nov 2025

Riasztás

Cisco Unified Contact Center Express Remote Code Execution Vulnerabilities

Multiple vulnerabilities in the Java Remote Method Invocation (RMI) process of Cisco Unified Contact Center Express (Unified CCX) could allow an unauthenticated, remote attacker to upload arbitrary files, bypass authentication, execute arbitrary...

cisco.com

5 Nov 2025

Riasztás

Cisco Identity Services Engine Reflected Cross-Site Scripting and Information Disclosure Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to either disclose sensitive information or conduct a reflected cross-site scripting...

cisco.com

5 Nov 2025

Riasztás

Multiple Cisco Contact Center Products Vulnerabilities

Multiple vulnerabilities in Cisco Unified Contact Center Express (Unified CCX), Cisco Unified Contact Center Enterprise (Unified CCE), Cisco Packaged Contact Center Enterprise (Packaged CCE), and Cisco Unified Intelligence Center (CUIC) could allow...

cisco.com

5 Nov 2025

Riasztás

Cisco Identity Services Engine RADIUS Suppression Denial of Service Vulnerability

A vulnerability in the RADIUS setting Reject RADIUS requests from clients with repeated failures on Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to cause Cisco ISE to restart unexpectedly. This vulnerability is...

cisco.com

Forum of Incident Response and Security Teams

Forum of Incident Response and Security Teams dark mode

Phone:	+36 1 279 6222 9am to 4pm
E-mail:	@email
Address:	H-1111 Budapest, Kende u. 13-17.