--- title: Inside the Massive Alleged AT&T Data Breach | daily.dev description: Recently, a massive alleged data breach at AT&T has been exposed. The breach has affected millions of customers and comprises personal information such as... canonical: https://daily.dev/posts/inside-the-massive-alleged-at-t-data-breach-ngtcyzbtt twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Inside the Massive Alleged AT&T Data Breach | daily.dev og:description: Recently, a massive alleged data breach at AT&T has been exposed. The breach has affected millions of customers and comprises personal information such as... og:url: https://daily.dev/posts/inside-the-massive-alleged-at-t-data-breach-ngtcyzbtt og:image: https://api.daily.dev/og/posts/NgtcYZbTT.png og:image:alt: Inside the Massive Alleged AT&T Data Breach 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. # Inside the Massive Alleged AT&T Data Breach **[Troy Hunt](https://daily.dev/sources/troyhunt)** · 5 min read · 0 upvotes · 0 comments ## Summary Recently, a massive alleged data breach at AT&T has been exposed. The breach has affected millions of customers and comprises personal information such as names, addresses, phone numbers, Social Security numbers, and dates of birth. The data is now publicly available on a hacking forum. AT&T denies that the breach originated from their systems. If you are concerned about your data being exposed, it is advisable to take precautions such as contacting AT&T and utilizing identity theft protection services. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#security](https://daily.dev/tags/security), [#cyber](https://daily.dev/tags/cyber), [#data-breach](https://daily.dev/tags/data-breach), [#identity-theft](https://daily.dev/tags/identity-theft) [View this post on daily.dev](https://daily.dev/posts/inside-the-massive-alleged-at-t-data-breach-ngtcyzbtt) ```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":"Inside the Massive Alleged AT&T Data Breach","url":"https://daily.dev/posts/inside-the-massive-alleged-at-t-data-breach-ngtcyzbtt","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/inside-the-massive-alleged-at-t-data-breach-ngtcyzbtt"},"datePublished":"2024-03-19T06:43:15.312Z","dateModified":"2024-04-30T11:39:03.040Z","description":"Recently, a massive alleged data breach at AT&T has been exposed. The breach has affected millions of customers and comprises personal information such as...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/080fc91b98686f8ea651052a49936939?_a=AQAEufR","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/080fc91b98686f8ea651052a49936939?_a=AQAEufR","isAccessibleForFree":true,"articleSection":"Troy Hunt","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":"Troy Hunt","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/1a2018d006574ab1aab3209737d77e2b","url":"https://daily.dev/sources/troyhunt"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/inside-the-massive-alleged-at-t-data-breach-ngtcyzbtt","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"security,cyber,data-breach,identity-theft","timeRequired":"PT5M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Troy Hunt","item":"https://daily.dev/sources/troyhunt"},{"@type":"ListItem","position":3,"name":"Inside the Massive Alleged AT&T Data Breach"}]} ```