{"id":85339,"date":"2019-01-18T22:35:58","date_gmt":"2019-01-19T06:35:58","guid":{"rendered":"https:\/\/www.intego.com\/mac-security-blog\/?p=85339"},"modified":"2019-05-03T20:32:25","modified_gmt":"2019-05-04T03:32:25","slug":"collection-1-and-2-5-are-the-latest-massive-password-dumps","status":"publish","type":"post","link":"https:\/\/www.intego.com\/mac-security-blog\/collection-1-and-2-5-are-the-latest-massive-password-dumps\/","title":{"rendered":"Collection #1 (and #2\u20135) are the latest massive password dumps"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-85348\" src=\"https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2019\/01\/Collection-1-password-data-breach-screenshot-600x300.png\" alt=\"\" width=\"600\" height=\"300\" srcset=\"https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2019\/01\/Collection-1-password-data-breach-screenshot-600x300.png 600w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2019\/01\/Collection-1-password-data-breach-screenshot-600x300-150x75.png 150w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2019\/01\/Collection-1-password-data-breach-screenshot-600x300-300x150.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/>&#8220;Collection #1&#8221; is the nickname of the latest dump of e-mail addresses and passwords\u2014a stockpile of login credentials from a variety of confirmed and alleged data breaches. Reportedly, multiple other &#8220;collections&#8221; have also been discovered.<\/p>\n<h3>What&#8217;s included in this data dump?<\/h3>\n<p>Collection #1 is reportedly one of the largest user credential data dumps to date, collecting e-mail addresses and passwords from thousands of sources, including previously known data breaches and some new alleged breaches. By the numbers, the dump includes roughly:<\/p>\n<ul>\n<li>2.7 billion total records<\/li>\n<li>1.2 billion unique e-mail address and password combinations<\/li>\n<li>773 million unique e-mail addresses<\/li>\n<li>21 million unique, plaintext passwords<\/li>\n<\/ul>\n<p>As mentioned, there are other &#8220;collections&#8221; of data that were found as well, named Collection #2 through #5, &#8220;AP MYR&amp;ZABUGOR #2,&#8221; and &#8220;ANTIPUBLIC #1.&#8221; The latter is presumably the so-called <a href=\"https:\/\/www.troyhunt.com\/password-reuse-credential-stuffing-and-another-1-billion-records-in-have-i-been-pwned\/\" target=\"_blank\" rel=\"noopener\">Anti Public Combo List<\/a>, an old dump from December 2016.<\/p>\n<p>Troy Hunt, the world&#8217;s foremost expert on data breaches, has\u00a0<a href=\"https:\/\/www.troyhunt.com\/the-773-million-record-collection-1-data-reach\/\" target=\"_blank\" rel=\"noopener\">assessed<\/a>\u00a0Collection #1, but has not yet analyzed the additional collections to determine their scope and significance.<\/p>\n<h3>Was my e-mail address or password included?<\/h3>\n<p>Check out our related article, <a href=\"https:\/\/www.intego.com\/mac-security-blog\/how-to-avoid-getting-hacked-after-data-breaches\/\" target=\"_blank\" rel=\"noopener\">How to Avoid Getting Hacked After Data Breaches<\/a>, to find out whether your e-mail address or password has ended up in Collection #1 or any other major dumps or breaches.<\/p>\n<h3>How can I learn more?<\/h3>\n<p>For more about Collection #1, check out Troy Hunt&#8217;s article, <a href=\"https:\/\/www.troyhunt.com\/the-773-million-record-collection-1-data-reach\/\" target=\"_blank\" rel=\"noopener\">The 773 Million Record &#8220;Collection #1&#8221; Data Breach<\/a>.<\/p>\n<p><a href=\"https:\/\/itunes.apple.com\/us\/podcast\/intego-mac-podcast\/id1293834627\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-thumbnail wp-image-71818\" src=\"https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-150x150.png\" alt=\"\" width=\"50\" height=\"50\" srcset=\"https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-150x150.png 150w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-32x32.png 32w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-50x50.png 50w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-64x64.png 64w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-96x96.png 96w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile-128x128.png 128w, https:\/\/www.intego.com\/mac-security-blog\/wp-content\/uploads\/2017\/10\/ios9-podcasts-app-tile.png 300w\" sizes=\"auto, (max-width: 50px) 100vw, 50px\" \/><\/a>Each week we talk about the latest Apple security news on the <strong>Intego Mac Podcast<\/strong>, so be sure to <a href=\"https:\/\/itunes.apple.com\/us\/podcast\/intego-mac-podcast\/id1293834627\" target=\"_blank\" rel=\"noopener\">subscribe<\/a> to make sure you don&#8217;t miss any episodes. You&#8217;ll also want to subscribe to our <strong>e-mail newsletter<\/strong> and keep an eye here on <strong>The Mac Security Blog<\/strong> for updates.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;Collection #1&#8221; is the nickname of the latest dump of e-mail addresses and passwords\u2014a stockpile of login credentials from a variety of confirmed and alleged data breaches. Reportedly, multiple other &#8220;collections&#8221; have also been discovered. What&#8217;s included in this data dump? Collection #1 is reportedly one of the largest user credential data dumps to date, [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":85345,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13,5],"tags":[43,96],"class_list":["post-85339","post","type-post","status-publish","format-standard","has-post-thumbnail","category-security-privacy","category-security-news","tag-data-breach","tag-passwords"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"&quot;Collection #1&quot; is the nickname of the latest dump of e-mail addresses and passwords\u2014a stockpile of login credentials from a variety of confirmed and alleged data breaches. Reportedly, multiple other &quot;collections&quot; have also been discovered. What&#039;s included in this data dump? 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Reportedly, multiple other \"collections\" have also been discovered. What's included in this data dump? 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Reportedly, multiple other &quot;collections&quot; have also been discovered. What's included in this data dump? Collection #1 is reportedly one of the largest user credential data dumps to date,","og:url":"https:\/\/www.intego.com\/mac-security-blog\/collection-1-and-2-5-are-the-latest-massive-password-dumps\/","article:published_time":"2019-01-19T06:35:58+00:00","article:modified_time":"2019-05-04T03:32:25+00:00","article:publisher":"https:\/\/www.facebook.com\/integogroup\/","twitter:card":"summary_large_image","twitter:site":"@IntegoSecurity","twitter:title":"Collection #1 (and #2\u20135) are the latest massive password dumps","twitter:description":"&quot;Collection #1&quot; is the nickname of the latest dump of e-mail addresses and passwords\u2014a stockpile of login credentials from a variety of confirmed and alleged data breaches. Reportedly, multiple other &quot;collections&quot; have also been discovered. What's included in this data dump? Collection #1 is reportedly one of the largest user credential data dumps to date,","twitter:creator":"@IntegoSecurity"},"aioseo_meta_data":{"post_id":"85339","title":null,"description":null,"keywords":null,"keyphrases":null,"focus_keyword":null,"additional_keywords":null,"truseo_locale":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_custom_url":null,"og_image_custom_fields":null,"og_image_url":null,"og_image_width":null,"og_image_height":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_image_url":null,"twitter_title":null,"twitter_description":null,"schema_type":"default","schema_type_options":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":"2026-09-03 15:57:57","created":"2026-09-03 15:57:57","updated":"2026-09-04 15:34:04","reviewed_by":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.intego.com\/mac-security-blog\" title=\"Home\">Home<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.intego.com\/mac-security-blog\/category\/security-news\/\" title=\"Security News\">Security News<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\tCollection #1 (and #2\u20135) are the latest massive password dumps\n<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.intego.com\/mac-security-blog"},{"label":"Security News","link":"https:\/\/www.intego.com\/mac-security-blog\/category\/security-news\/"},{"label":"Collection #1 (and #2\u20135) are the latest massive password dumps","link":"https:\/\/www.intego.com\/mac-security-blog\/collection-1-and-2-5-are-the-latest-massive-password-dumps\/"}],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/posts\/85339","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/comments?post=85339"}],"version-history":[{"count":7,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/posts\/85339\/revisions"}],"predecessor-version":[{"id":87061,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/posts\/85339\/revisions\/87061"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/media\/85345"}],"wp:attachment":[{"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/media?parent=85339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/categories?post=85339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.intego.com\/mac-security-blog\/wp-json\/wp\/v2\/tags?post=85339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}