'The Jews own COVID just like all of Hollywood,' says one online poster on Telegram; campaign also frequently contains hate speech directed at Asians and women

After releasing full database of LGBTQ dating website, Iran-linked group publishes directory from Machon Mor medical institute including information on treatments and appointments

Iran-linked Black Shadow group says it released full database of Atraf website, after owners failed to pay $1 million; calls to LGBTQ helpline double following hack

National Cyber Directorate says it told CyberServer 'several times' that it could be targeted, ahead of Black Shadow personal data breach of Israeli LGBT site and others

Black Shadow group's channels are removed shortly after it sought payment within 48 hours to block data leak from Israeli sites; no immediate comment from the messaging service

Suspect, 21, accused of trading media featuring hundreds of victims, including dozens of minors, on Telegram

Victims include female minors and celebrities; police say they used technology to overcome anonymizing on Telegram, Discord platforms; one of the suspects is an IDF soldier

Iranian agents infiltrated small Israeli messaging groups, escaping the notice of social media giants and authorities, the New York Times reports

Malaysian hacking group calling itself DragonForce distributes information on Telegram app, including names, addresses, phone numbers and email addresses

Vaccine conspiracy movements, militia groups, white supremacists and Trump supporters seek refuge in unregulated platforms; Twitter purges 70,000 accounts