Twitter is now preventing more than 500,000 fake login attempts a day, which is double of the amount of sign-ups that were detected in 2017, the company's CEO Jack Dorsey said in a congressional hearing on Wednesday.

Russian banks have lost at least 52 million rubles (over $760,000) because of attacks by a hacking group called Silence, Moscow-based cybersecurity firm Group-IB said on Wednesday.

The Russian Embassy said Wednesday it was concerned over reports of the psychological state of Russian citizen Yevgeniy Nikulin, accused by the US authorities of hacking social networks.

The Russian Embassy said Wednesday it was concerned over reports of the psychological state of Russian citizen Yevgeniy Nikulin, accused by the US authorities of hacking social networks.

The Chinese Foreign Ministry said on Wednesday there was nothing unusual about the United States accusing Beijing of hacking the emails of former US Secretary of State Hillary Clinton