--- title: US offers $10 million for info on group behind Signal... description: The US government is offering a $10 million reward for information on two Russian state-sponsored hacking groups (UNC5792 and UNC4221) behind an ongoing... canonical: https://daily.dev/posts/us-offers-10-million-for-info-on-group-behind-signal-and-whatsapp-hacking-spree-hhez6rghh twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: US offers $10 million for info on group behind Signal and WhatsApp hacking spree | daily.dev og:description: The US government is offering a $10 million reward for information on two Russian state-sponsored hacking groups (UNC5792 and UNC4221) behind an ongoing... og:url: https://daily.dev/posts/us-offers-10-million-for-info-on-group-behind-signal-and-whatsapp-hacking-spree-hhez6rghh og:image: https://api.daily.dev/og/posts/HHez6RGHH.png og:image:alt: US offers $10 million for info on group behind Signal and WhatsApp hacking spree og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # US offers $10 million for info on group behind Signal and WhatsApp hacking spree **[Ars Technica](https://daily.dev/sources/arstechnica)** · 3 min read · 0 upvotes · 0 comments ## Summary The US government is offering a $10 million reward for information on two Russian state-sponsored hacking groups (UNC5792 and UNC4221) behind an ongoing campaign targeting Signal and WhatsApp accounts. Active since at least March, the operation uses phishing messages impersonating Signal support to trick high-value targets — including US government officials, military personnel, and journalists — into linking attacker devices to their accounts or surrendering backup encryption passcodes, granting access to past and future messages. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [U.S. offers $10 million for hackers targeting WhatsApp, Signal users](https://daily.dev/posts/u-s-offers-10-million-for-hackers-targeting-whatsapp-signal-users-y9rts10hg) · BleepingComputer · 0 upvotes · 0 comments - [U.S. Offers $10 Million for Hackers Targeting WhatsApp and Signal Users](https://daily.dev/posts/u-s-offers-10-million-for-hackers-targeting-whatsapp-and-signal-users-wntw9hted) · Security Boulevard · 0 upvotes · 0 comments - [Signal Phishing and Russian Intelligence Targeting Messaging Apps](https://daily.dev/posts/signal-phishing-and-russian-intelligence-targeting-messaging-apps-cqkn6o6va) · Security Boulevard · 0 upvotes · 0 comments --- Tags: [#security](https://daily.dev/tags/security), [#phishing](https://daily.dev/tags/phishing) [View this post on daily.dev](https://daily.dev/posts/us-offers-10-million-for-info-on-group-behind-signal-and-whatsapp-hacking-spree-hhez6rghh) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"US offers $10 million for info on group behind Signal and WhatsApp hacking spree","url":"https://daily.dev/posts/us-offers-10-million-for-info-on-group-behind-signal-and-whatsapp-hacking-spree-hhez6rghh","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/us-offers-10-million-for-info-on-group-behind-signal-and-whatsapp-hacking-spree-hhez6rghh"},"datePublished":"2026-06-29T23:50:11.774Z","dateModified":"2026-06-29T23:50:36.587Z","description":"The US government is offering a $10 million reward for information on two Russian state-sponsored hacking groups (UNC5792 and UNC4221) behind an ongoing...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/165699c332fe84cb9f609a2121b64ef2?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/165699c332fe84cb9f609a2121b64ef2?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"Ars Technica","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Ars Technica","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/80883e0e48a34b5ebcf93777016cb3fe","url":"https://daily.dev/sources/arstechnica"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/us-offers-10-million-for-info-on-group-behind-signal-and-whatsapp-hacking-spree-hhez6rghh","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"security,phishing","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Ars Technica","item":"https://daily.dev/sources/arstechnica"},{"@type":"ListItem","position":3,"name":"US offers $10 million for info on group behind Signal and WhatsApp hacking spree"}]} ```