WhatsApp said Russia was trying to block its services because the social media messaging app owned by Meta Platforms offered people's right to secure communication, and vowed to continue trying to make encrypted services available in Russia.
Russia has started restricting some Telegram and WhatsApp calls, accusing the foreign-owned platforms of failing to share information with law enforcement in fraud and terrorism cases.
"WhatsApp is private, end-to-end encrypted, and defies government attempts to violate people's right to secure communication, which is why Russia is trying to block it from over 100 million Russian people," WhatsApp said in a statement. "We will keep doing all we can to make end-to-end encrypted communication available to people everywhere, including in Russia."
Telegram said its moderators were using AI tools to monitor public parts of the platform to remove millions of malicious messages every day.
"Telegram actively combats harmful use of its platform including calls for sabotage or violence and fraud," Telegram said in a statement.
Russia has clashed with foreign tech platforms for several years over content and data storage in a simmering dispute that intensified after Moscow's sent its army into Ukraine in February 2022, with critics saying that Russia is trying to expand its control over the country's internet space.
India capped airfares on Saturday as hundreds of passengers gathered outside Bengaluru and Mumbai airports after IndiGo cancelled 385 flights on the fifth day of a crisis at the country's biggest airline that has crippled air travel.
Pakistan and Afghanistan exchanged heavy fire along their border late on Friday, officials from both countries said, killing at least five people amid heightened tensions following failed peace talks last weekend.
Negotiations on consolidating the US-backed truce in the war in Gaza are at a "critical" moment, Qatar's Prime Minister Sheikh Mohammed bin Abdulrahman al-Thani said on Saturday.
Residents in the Indonesian region of Aceh Tamiang climbed over slippery logs and walked for about an hour on Saturday to get aid, as the death toll from floods and landslides that hit Sumatra island this month rose to more than 900 people.
A railway hub near Kyiv was attacked during a large-scale Russian drone and missile attack that damaged the depot and railway carriages, Ukrainian state railway company Ukrzaliznytsia said on Saturday.