REVZERO SENTINEL — Daily Threat Report HU

42 kibertámadás Magyarország ellen — 2026. május 15.

| Author: REVZERO SENTINEL Editorial | Budapest, Hungary
In the past 24 hours, 42 cyber threats were detected against Hungary, representing a 2.4% increase compared to the previous day. 40 critical and 1 high severity events were recorded.
42
total events
▲ 2.4%
40
critical
1
high
1
medium

Attack sources by country

Severity distribution

Critical
40
High
1
Medium
1

Threat types

Malicious activity 40
Network scan 2

Notable events

Kártékony IP: *.*.*.* (US) → Debrecen
Critical · Debrecen · Source: United States
Kártékony IP: *.*.*.* (DE) → Veszprem
Critical · Veszprem · Source: Germany
Kártékony IP: *.*.*.* (US) → Debrecen
Critical · Debrecen · Source: United States
Kártékony IP: *.*.*.* (US) → Szekesfehervar
Critical · Szekesfehervar · Source: United States
Kártékony IP: *.*.*.* (RO) → Budapest
Critical · Budapest · Source: Romania
Kártékony IP: *.*.*.* (SG) → Budapest
Critical · Budapest · Source: Singapore
Kártékony IP: *.*.*.* (JP) → Veszprem
Critical · Veszprem · Source: Japan
Kártékony IP: *.*.*.* (CN) → Miskolc
Critical · Miskolc · Source: China
Kártékony IP: *.*.*.* (US) → Szolnok
Critical · Szolnok · Source: United States
Kártékony IP: *.*.*.* (CA) → Szeged
Critical · Szeged · Source: CA

Affected Hungarian ISPs

Magyar Telekom 15 events
DIGI 11 events
Vodafone HU 10 events
Invitech 6 events

Frequently asked questions

How many cyberattacks hit Hungary on 2026. május 15., péntek?
42 cyber threats were detected, of which 40 were critical severity.
Which country launched the most attacks?
Most attacks originated from United States, accounting for 28.6% of all identified sources.
What types of attacks targeted Hungary?
Detected threats included: Malicious activity, Network scan.
What is REVZERO SENTINEL?
REVZERO SENTINEL is a real-time cyber threat monitoring system that collects and analyzes cyberattacks targeting Hungary from multiple independent threat intelligence sources.

Methodology and data sources

The REVZERO SENTINEL editorial team collects data from multiple independent, publicly available threat intelligence sources. 2 active sources continuously monitor cyber threats targeting Hungary. Only aggregated, anonymized data appears in reports — no information suitable for identifying individual targets is published.

REVZERO SENTINEL serves the protection of Hungary's cyberspace. It operates independently and has no affiliation with any government agency.