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"President Trump's behavior over the weekend was a new low," an FBI agent, one of six intel veterans who raised concerns about Trump, told Insider.

When he was arrested, Gokhan Gun was on his way to the airport for a trip to Puerto Vallarta, Mexico, according to an FBI affidavit.

The pilot objected to the behavior of some of those on board a flight from Reagan National Airport to Phoenix in the wake of riots at the US Capitol.

President Donald Trump's Republican allies have propagated a baseless conspiracy theory that Ukraine meddled in the 2016 presidential elections.

Researchers discover that accounts run from troll farm in St Petersburg tried to sow discord between Britons

Former Rep. Cheney criticized Rep. Marjorie Taylor Greene for her tweets defending the alleged leaker of hundreds of pages of classified U.S. intelligence.

A January 2024 court-authorized operation has neutralized a network of hundreds of small office/home office (SOHO) routers that GRU Military Unit 26165, also known as APT 28, Sofacy Group, Forest...

WASHINGTON (AP) — Scrutiny of the 33-year spy career of new CIA director Gina Haspel has focused on her undercover role in the harsh interrogation of suspected terrorists, but she cut her teeth in...

When he was arrested, Gokhan Gun was on his way to the airport for a trip to Puerto Vallarta, Mexico, according to an FBI affidavit.

The FBI said residents shouldn't be alarmed by agents' presence in the area and that this is all part of a "sweeping court-authorized operation."

Ukraine's military staff wrote on Facebook that Russian forces have targeted library materials.

Eric Munchel and his mother Lisa Eisenhart are scheduled to be sentenced Sept. 8.

- from the former Deputy Director of the U.S. Defense Intelligence Agency

Over the next six years, Ma would copy, photograph and steal important documents that were often classified with markings such as “SECRET.”

Ukraine wants U.S.-made Harpoon anti-ship missiles or similar weapons to free up the use of the Black Sea port of Odesa, which is under a de facto Russian blockade.

"We don't attack Putin or Moscow. We fight on our territory," the Ukrainian leader says.

A former NSA employee admitted last year to sharing classified docs with a purported Russian agent.

He implied that he saved Ethiopia from war but Ethiopia's leader received the peace prize instead.

Ukraine’s air force claims to have downed a Russian hypersonic missile over Kyiv using newly acquired American Patriot defense systems, the first known time the country has been able to intercept one...

The top US intelligence official on election security says that foreign adversaries are exploiting lies by President Donald Trump in their campaigns to influence the 2020 election.

The grad student, a Chinese national, was arrested in January.

In Ukraine, a Russian missile was shot down for the first time with the assistance of the ePPO (e-air defense) mobile application available to all users who are required to register through the Diia...

The senators are pushing the Pentagon to modify the MQ-1C Gray Eagle drones so that the U.S. can transfer them to Ukraine.

Norway's foreign minister claims the intelligence officers were operating under diplomatic cover.

Pavel Antov, a member of Vladimir Putin’s United Russia party, is found lying in a pool of blood outside a luxury hotel in India

Numerous US commanders have warned about Russia's subs, which they say are getting more active and better armed.

The U.S. is about to deploy a new ground-based jammer designed to blunt Chinese or Russian satellites from transmitting information about U.S. forces during a conflict, the Space Force disclosed.

A man was arrested after he tried to solicit an undercover FBI agent to carry out an attack on an electrical substation.

Yle's investigative unit MOT's probe was part of a wider collaboration of Nordic public broadcasters, in which journalists have uncovered the identities of dozens of Russian intelligence officers.

President Joe Biden on Wednesday ousted Kellyanne Conway, Sean Spicer, and other Trump appointees from the boards of the nation's military academies.

The FBI says it received a tip on Jan. 12, 2021, that Adam Christopher Mancuso posted images on Facebook confirming his presence at the Capitol building on Jan. 6.

Longtime diplomat Bill Burns sailed through his confirmation hearing on Wednesday.

President Donald Trump has decided to withdraw from the Open Skies treaty, an arms-control pact designed to promote transparency between US and Russia, claiming Russian violations.

Analysts and President Vladimir Putin's political enemies wonder if his long and brutal reign might fall victim to the coronavirus crisis amid the perilous effects of the pandemic in Russia.

Military.com helps millions of military-connected Americans access military and veteran benefits and news, find jobs and enjoy military discounts.

Former CIA operative Daniel Hoffman spent five years in Moscow. He's certain the Russians meddled in last year's presidential election and intended that some of their activities be exposed.

Former MI6 officer’s witness statement criticises ‘reckless’ publication of testimony about ex-president’s Russia links

German law enforcement seized 47 cryptocurrency exchange services hosted in the country that facilitated illegal money laundering activities for cybercriminals, including ransomware gangs.

Five men, including four with military experience, have been convicted in the plot.

DOJ also charged eight suspects. Three suspects have already been arrested.

The spy agencies will still get money, but Trump’s House allies are trying to hobble much-needed reforms.

The United States is offering a $250,000 reward for information leading to the arrest of Kremlin-friendly Russian businessman Yevgeny Prigozhin in connection with alleged Russian interference in the...

A recent investigative report has concluded that the majority of Russian diplomats expelled from Belgium had extensive intelligence connections and training.

Biden confronted Putin on their first call about Navalny, Ukraine, election interference, protests, and more.

Ex-president’s support for the Russian strongman has experts fretting over American interests and security sources overseas

The FBI raided a 10-bedroom, 10-bath home in northeast Miami.

Maria Butina's sentencing memo reveals a lot about the NRA-friendly Russian national, including that she plotted to get Putin on cable TV.