Bulgaria's green certificate system under huge cyberattack

In the last three days, the Information Services company responsible for the system for issuing green certificates has reported one of the largest cyberattacks against Bulgaria. The provided effective and modern protection of the infrastructure has successfully managed to repel over 400 malicious attacks, the company informed. 

They were at the root of the difficult access to the electronic certification system. The intervention was of the "denial of service" type and came mainly from machines in Russia, the United States and Brazil. At peak times, malicious traffic has many times exceeded the country's international connectivity capacity, but there is no leakage of user data.

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