Britain, the United States and the Netherlands on Tuesday issued a joint cybersecurity advisory detailing spyware they say is used by Iranian state-linked actors to target dissidents, activists and journalists.

Britain’s National Cyber Security Centre said Iranian state-linked cyber actors had used a spyware family known as “CHOSEN BRICK” to steal emails, messages and other sensitive information through “spear-phishing” campaigns on messaging platforms including WhatsApp and Telegram.

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