Teivans said that six months before Latvia's Presidency of the EU Council and also during the presidency the number of attempted attack on websites and information systems of Latvian state institutions rose steeply.
Cert.lv, the Defense Ministry in cooperation with other partners had been preparing for the Presidency to prevent even large-scale cyber attacks, he said.
Some of the attacks had been successful and managed to interfere with the work of the judicial sector. Many state institutions also faced targeted attacks.
"The largest attacks has been conducted by groups related with Russian authorities. There had also been incidents with campaigns related with China. The public sector has suffered from crypto-malware called CTB Locker and loss had been considerable," said Teivans.
In the third quarter of this year alone Cert.lv has registered 670 high-priority incidents and 126,993 low-priority incidents.
Cert.lv's task is to promote information technology security in Latvia, and it operates under the Latvian Defense Ministry.