Pay2Key hacking group leaks documents from leading Israeli companies, latest in series of ransomware attacks tied to outfit researchers have traced to Iran

Aviv Kohavi declares Israel will respond 'forcefully' to any assault, including by Iranian proxies

Elta, a subsidiary of state-owned Israeli Aerospace Industries, says it is investigating the latest in a series of suspected Iranian cyberattacks

Reactions could include federal indictments, sanctions, counterattacks and even exposure of Kremlin corruption, experts say

Tech giant issues call-to-arms after attack on US government institutions blamed on Russia; singles out Israel's private sector, NSO Group as potentially dangerous going forward

'They got into everything,' one official says as federal authorities express growing alarm over breadth and depth of intrusion into government networks, likely by Russian actors

FBI, Cybersecurity and Infrastructure Security Agency says hack, blamed on Russia, is still ongoing

Experts still trying to assess scope of months-long operation that slipped code into software update used on servers across the globe and in all 5 branches of US military

Cyberattack also targets Commerce Departments telecommunication division; sources say officials concerned similar method may have been used to breach other government agencies

Calcalist: Amital Data servers were hacked, leading to an attack on some 40 of its clients who are importers and logistics companies