Reuters

MEXICO CITY (Reuters) - Mexican telecommunications company Megacable said on Wednesday it executed a successful long-distance optical transmission test with Finnish telecom equipment supplier Nokia as it aims to scale up the capacity of its network.

The transmission test reached 1.1 Terabits per second (Tbps), Megacable said in a news release, calling it "the first optical channel of this capacity to be implemented in an active network of a single... (continue reading...)

By Zeba Siddiqui

SAN FRANCISCO (Reuters) - U.S. officials confronted the Chinese government in Beijing last month about a sweeping cyber espionage campaign through which Chinese hackers have broken in to dozens of American critical infrastructure organizations, a senior U.S. cyber official said.

Under the campaign named Volt Typhoon, American officials say China aims to leverage the access it has gained into U.S. organizations in the... (continue reading...)

BOGOTA (Reuters) - A front of Colombian leftist rebel group the National Liberation Army (ELN) has broken ranks with the group's central command, becoming the guerrillas' first dissident faction, as Colombia's government on Wednesday recognized it as an independent organization.

The Southern Community Front, which operates in Colombia's Narino province, announced its split with the wider ELN on Tuesday, which was confirmed almost immediately by Pablo... (continue reading...)

By Guy Faulconbridge

MOSCOW (Reuters) - Russia on Thursday marks the Soviet Union's victory over Nazi Germany in World War Two as relations with the West spiral deeper into crisis over the advance of Russian troops against Ukraine's Western-backed forces.

Vladimir Putin, who rose to power just eight years after the Soviet Union broke up, will speak at the Victory Day parade on Red Square though there will be less military hardware on... (continue reading...)

(Reuters) - Hospital operator Ascension reported disruptions to its clinical operations on Wednesday due to a suspected cybersecurity incident and advised business partners to temporarily disconnect from its systems.

Earlier this year, UnitedHealth, the largest U.S. health insurer, had reported a cyberattack at its technology unit - one of the worst hacks to hit American healthcare - that caused widespread disruptions in payments to doctors and health... (continue reading...)