"There is a significant risk of insider threat or hacking of Telegram systems that could expose all of these chats to the Russian government," said Eva Galperin with the Electronic Frontier Foundation, which has called for Telegram to improve its privacy practices. Some privacy experts say Telegram is not secure enough Despite Telegram's origins, its approach to users' security has privacy advocates worried. He said that since his platform does not have the capacity to check all channels, it may restrict some in Russia and Ukraine "for the duration of the conflict," but then reversed course hours later after many users complained that Telegram was an important source of information. "Your messages about the movement of the enemy through the official chatbot … bring new trophies every day," the government agency tweeted.
from id