The well-known American company FireEye, specializing in cybersecurity, reported that it was subjected to a hacker attack.
According to the company, the nature of the hack indicates that a foreign country with advanced capabilities was behind it.
The hackers reportedly stole offensive tools used to verify the protection of the company’s clients, which include government agencies at various levels.
The company did not specify who it believes is responsible for the hack.
FireEye notes that the stolen tools can be dangerous in dishonest hands, but no evidence of their use has yet been identified.
The company said it has developed countermeasures to protect its customers and others.