{"id":135,"date":"2025-07-28T08:51:55","date_gmt":"2025-07-28T08:51:55","guid":{"rendered":"https:\/\/itsupportintokyo.com\/blog\/?p=135"},"modified":"2025-07-28T09:12:47","modified_gmt":"2025-07-28T09:12:47","slug":"gmail-ai-phishing-warnings","status":"publish","type":"post","link":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/","title":{"rendered":"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam"},"content":{"rendered":"\n<p>Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini. Attackers are embedding hidden instructions\u2014using zero\u2011font or white text invisible to humans\u2014into emails. When users ask Gemini to summarize messages, the AI reads these concealed commands and generates fake \u201csecurity alerts,\u201d tricking users into sharing passwords or calling fraudulent support numbers <a href=\"https:\/\/www.thesun.co.uk\/tech\/35885753\/gmail-password-theft-warning\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">UNILAD+5The Sun+5The Times of India+5<\/a><a href=\"https:\/\/m.economictimes.com\/news\/international\/us\/urgent-warning-for-1-8-billion-gmail-users-hidden-danger-steals-passwords-in-ways-even-ai-cant-detect\/articleshow\/122679151.cms?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">Instagram+4The Economic Times+4The Sun+4<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span><i class=\"fas fa-arrow-right\"><\/i><\/span>\ud83d\udd0d How the Scam Works <\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cybercriminals send emails containing hidden prompt injections designed to be interpreted by Gemini.<\/li>\n\n\n\n<li>Gemini generates bogus warnings such as \u201cyour email has been compromised,\u201d urging users to take immediate action.<\/li>\n\n\n\n<li>Victims may be coerced into entering credentials, clicking malicious links, or dialing fake tech\u2011support lines <a href=\"https:\/\/www.thesun.co.uk\/tech\/35885753\/gmail-password-theft-warning\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">The Sun<\/a>.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span><i class=\"fas fa-arrow-right\"><\/i><\/span>\ud83e\udde0 Why It\u2019s Dangerous <\/h3>\n\n\n\n<p>This form of \u201cindirect prompt injection\u201d takes advantage of AI\u2019s inability to distinguish between malicious and legitimate embedded instructions. Gemini cannot filter out such prompts if they precede user-visible text, making users vulnerable until Google patches the flaw <a href=\"https:\/\/www.thesun.co.uk\/tech\/35885753\/gmail-password-theft-warning\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">UNILAD+2The Sun+2The Economic Times+2<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span><i class=\"fas fa-arrow-right\"><\/i><\/span>\u2705 Expert Advice &amp; Recommended Protections <\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Configure email clients to <strong>detect and neutralize hidden content<\/strong>\u2014especially invisible text.<\/li>\n\n\n\n<li>Use post-processing filters to flag emails with <strong>urgent tone, suspicious URLs, or phone numbers<\/strong>.<\/li>\n\n\n\n<li>Always treat any Gemini\u2011generated security alert with <strong>extreme caution<\/strong>\u2014Google never issues real warnings via Gemini summaries <a href=\"https:\/\/www.thesun.co.uk\/tech\/35885753\/gmail-password-theft-warning\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">New York Post+11The Sun+11The Economic Times+11<\/a>.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span><i class=\"fas fa-arrow-right\"><\/i><\/span>\ud83d\udd10 Strengthen Your Account Security <\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Enable <strong>Two\u2011Step Verification (2SV)<\/strong> immediately; Google has begun nudging users to activate it with a 15\u201330 day deadline <a href=\"https:\/\/www.tomsguide.com\/computing\/online-security\/if-youre-a-gmail-user-its-time-to-implement-these-critical-security-steps?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">Tom&#8217;s Guide<\/a>.<\/li>\n\n\n\n<li>Switch from traditional passwords to <strong>passkeys<\/strong> (biometric or device\u2011based login), which are phishing\u2011resistant and secure <a href=\"https:\/\/www.thesun.co.uk\/tech\/35438122\/major-warning-google-gmail-passwords-passkeys\/?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">MojoAuth+3The Sun+3New York Post+3<\/a>.<\/li>\n\n\n\n<li>Always access Google services by typing the URL directly and <strong>avoid clicking embedded links in suspicious messages<\/strong>.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing&#8230;<\/p>\n","protected":false},"author":1,"featured_media":137,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[59],"tags":[],"class_list":["post-135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam - IT SUPPORT IN TOKYO<\/title>\n<meta name=\"description\" content=\"Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam - IT SUPPORT IN TOKYO\" \/>\n<meta property=\"og:description\" content=\"Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/\" \/>\n<meta property=\"og:site_name\" content=\"IT SUPPORT IN TOKYO\" \/>\n<meta property=\"article:published_time\" content=\"2025-07-28T08:51:55+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-28T09:12:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM-1024x683.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"683\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/\",\"url\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/\",\"name\":\"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam - IT SUPPORT IN TOKYO\",\"isPartOf\":{\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png\",\"datePublished\":\"2025-07-28T08:51:55+00:00\",\"dateModified\":\"2025-07-28T09:12:47+00:00\",\"author\":{\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/#\/schema\/person\/aa92226289ab4fcb48e9c99cca1f3da2\"},\"description\":\"Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini.\",\"breadcrumb\":{\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#primaryimage\",\"url\":\"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png\",\"contentUrl\":\"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png\",\"width\":1536,\"height\":1024,\"caption\":\"gmail ai\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/itsupportintokyo.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/#website\",\"url\":\"https:\/\/itsupportintokyo.com\/blog\/\",\"name\":\"IT SUPPORT IN TOKYO\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/itsupportintokyo.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/#\/schema\/person\/aa92226289ab4fcb48e9c99cca1f3da2\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/itsupportintokyo.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/da13db9f10c8cb967a58c731b7364775980cec3b1adcb37fb4e877cd9dfd61c8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/da13db9f10c8cb967a58c731b7364775980cec3b1adcb37fb4e877cd9dfd61c8?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"sameAs\":[\"https:\/\/itsupportintokyo.com\/blog\"],\"url\":\"https:\/\/itsupportintokyo.com\/blog\/index.php\/author\/minami\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam - IT SUPPORT IN TOKYO","description":"Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/","og_locale":"en_US","og_type":"article","og_title":"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam - IT SUPPORT IN TOKYO","og_description":"Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini.","og_url":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/","og_site_name":"IT SUPPORT IN TOKYO","article_published_time":"2025-07-28T08:51:55+00:00","article_modified_time":"2025-07-28T09:12:47+00:00","og_image":[{"width":1024,"height":683,"url":"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM-1024x683.png","type":"image\/png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/","url":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/","name":"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam - IT SUPPORT IN TOKYO","isPartOf":{"@id":"https:\/\/itsupportintokyo.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#primaryimage"},"image":{"@id":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#primaryimage"},"thumbnailUrl":"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png","datePublished":"2025-07-28T08:51:55+00:00","dateModified":"2025-07-28T09:12:47+00:00","author":{"@id":"https:\/\/itsupportintokyo.com\/blog\/#\/schema\/person\/aa92226289ab4fcb48e9c99cca1f3da2"},"description":"Google has issued an urgent warning to approximately 1.8\u202fbillion Gmail users about a sophisticated phishing scam that exploits its AI assistant, Gemini.","breadcrumb":{"@id":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#primaryimage","url":"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png","contentUrl":"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png","width":1536,"height":1024,"caption":"gmail ai"},{"@type":"BreadcrumbList","@id":"https:\/\/itsupportintokyo.com\/blog\/index.php\/en\/2025\/07\/28\/gmail-ai-phishing-warnings\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/itsupportintokyo.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Urgent Warning: 1.8 Billion Gmail Users Targeted by Hidden AI\u2011Driven Scam"}]},{"@type":"WebSite","@id":"https:\/\/itsupportintokyo.com\/blog\/#website","url":"https:\/\/itsupportintokyo.com\/blog\/","name":"IT SUPPORT IN TOKYO","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/itsupportintokyo.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/itsupportintokyo.com\/blog\/#\/schema\/person\/aa92226289ab4fcb48e9c99cca1f3da2","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/itsupportintokyo.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/da13db9f10c8cb967a58c731b7364775980cec3b1adcb37fb4e877cd9dfd61c8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/da13db9f10c8cb967a58c731b7364775980cec3b1adcb37fb4e877cd9dfd61c8?s=96&d=mm&r=g","caption":"admin"},"sameAs":["https:\/\/itsupportintokyo.com\/blog"],"url":"https:\/\/itsupportintokyo.com\/blog\/index.php\/author\/minami\/"}]}},"jetpack_featured_media_url":"https:\/\/itsupportintokyo.com\/blog\/wp-content\/uploads\/2025\/07\/ChatGPT-Image-Jul-28-2025-06_09_52-PM.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/posts\/135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=135"}],"version-history":[{"count":1,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/posts\/135\/revisions"}],"predecessor-version":[{"id":136,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/posts\/135\/revisions\/136"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/media\/137"}],"wp:attachment":[{"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itsupportintokyo.com\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}