According to Reuters, the Federal Bureau of Investigation (FBI) and the Cybersecurity and Infrastructure Security Agency (CISA) issued a joint security warning stating that hackers associated with Russian intelligence agencies are launching attacks against users of encrypted messaging applications Signal, WhatsApp, and others. Targets include high-value objectives such as U.S. government officials, military personnel, politicians, and journalists. The report states that hackers are primarily conducting phishing attacks by impersonating security personnel, tricking users into disclosing verification codes to gain account access. Currently, thousands of accounts have been affected.