Signal says its systems are secure but it is taking reports of targeted attempts to hack some officials "very seriously".

As national security services warn that Russian hackers are currently engaged in new global attacks against WhatsApp and ...

Signal warns that hackers have been impersonating a non-existent 'Signal Support Bot' to trick targets into handing over ...

Signal, the encrypted messaging app trusted by security-savvy users around the world, has confirmed that hackers have managed to takeover accounts — with government officials and journalists among ...

Terms like 'Code 300' or 'Angel' may be used by flight crews to signal a serious medical emergency ...

Russian state-sponsored hackers have been linked to an ongoing Signal and WhatsApp phishing campaign targeting government ...

Dutch intelligence warns that attackers are hijacking Signal and WhatsApp accounts by tricking users into sharing verification codes or linking a malicious device.

Signal, as an encrypted messaging app and protocol, remains relatively secure. But Signal’s growing popularity as a tool to circumvent surveillance has led agents affiliated with Russia to try to ...