A secret Russian document shows that, even as the two countries grow closer, counterintelligence agents have deep concerns ...

The air assault killed at least three people. Kharkiv’s mayor described it as “the most powerful attack” since the beginning ...

The document indicates that the Russian domestic security agency, known as the F.S.B., pulls purloined data into an ...

A directive from Russia’s domestic security service was part of a cache that was advertised online by a cybercrime group.

Russia bombarded Ukraine’s second-largest city with massive strikes in the early hours of Saturday, its mayor said, one night ...

Russia has conducted extensive attacks on Ukraine in recent days in what is being viewed as retaliation for an audacious ...

Putin’s forces strike Kharkiv with ‘most powerful’ attack since start of war - Kharkiv mayor says 22 people wounded in ...

At least seven people were killed and 41 others were injured in massive Russian strikes across Ukraine overnight, which ...

Ukraine said Saturday that its forces shot down a Russian Su-35 fighter jet over the Kursk region. Russia pushed Ukrainian ...

Russia launched one of the war's largest air attacks on Ukraine, with at least three people killed after a massive drone ...

Our people operated across several Russian regions – in three different time zones,” announced President Volodymyr Zelenskyy ...

While Russia pounds Ukraine from the air, Ukrainian agents are striking targets far behind enemy lines. What's the story ...