Deprecated: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /var/www/group-telegram/post.php on line 83 انجمن اسلامی دانشجویان (۱۳۴۸) علوم پزشکی شهید بهشتی | Telegram Webview: Iassbmu/9674 -
"Someone posing as a Ukrainian citizen just joins the chat and starts spreading misinformation, or gathers data, like the location of shelters," Tsekhanovska said, noting how false messages have urged Ukrainians to turn off their phones at a specific time of night, citing cybersafety. The gold standard of encryption, known as end-to-end encryption, where only the sender and person who receives the message are able to see it, is available on Telegram only when the Secret Chat function is enabled. Voice and video calls are also completely encrypted. For example, WhatsApp restricted the number of times a user could forward something, and developed automated systems that detect and flag objectionable content. He floated the idea of restricting the use of Telegram in Ukraine and Russia, a suggestion that was met with fierce opposition from users. Shortly after, Durov backed off the idea. Such instructions could actually endanger people — citizens receive air strike warnings via smartphone alerts.
from fr