[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1juhsyg8c5g3j":3},{"success":4,"breach":5},true,{"_id":6,"name":7,"title":8,"slug":9,"domain":10,"breachDate":11,"addedDate":12,"modifiedDate":13,"contentUpdatedAt":14,"source":15,"sourceUrl":16,"sourceUrls":17,"pwnCount":18,"affectedCount":18,"affectedCountStatus":19,"affectedCountLowerBound":20,"affectedCountUnit":21,"hasEnglishDescription":4,"severity":22,"dataClasses":23,"description":31,"seoTitle":32,"seoTitleEn":33,"seoDescription":32,"seoDescriptionEn":34,"logoUrl":35,"isVerified":4,"isSensitive":36,"isSpamList":36,"isMalware":36,"company":37},"68e3266eda11adda48825199","ddo","Dungeons & Dragons Online Data Breach","dungeons-dragons-online","ddo.com","2013-04-02T00:00:00.000Z","2016-03-12T10:59:56.000Z","2026-07-09T21:55:29.525Z","2026-07-18T23:49:49.697Z","Website hack","https:\u002F\u002Fwww.cyberinsurance.com\u002Fbreaches",[16],1580933,"known",null,"unknown","Critical",[24,25,26,27,28,29,30],"Dates of birth","Email addresses","IP addresses","Hashed passwords","Passwords","Usernames","Website activity","\u003Cp>The Dungeons & Dragons Online data breach is related to the player accounts of the online role-playing game known as DDO, which were exposed in April 2013. The record contains 1,580,933 unique accounts. Verified data fields include birth dates, email addresses, IP addresses, usernames, website activity, and password hashes. Therefore, the Dungeons & Dragons Online data breach should be assessed based on the risk of old game accounts, forum identities, user activity, and password reuse, rather than payment card or in-game item leaks.\u003C\u002Fp>\n\u003Cp>The incident was seen as a dataset actively traded on underground forums before being added to the verified breach lists in 2016. This shows that the data was not only theoretically exposed, but entered circulation areas with potential for misuse. The password field was reported as a password hash, not as plain text passwords. Nevertheless, the risk continues if old game passwords were reused on other accounts. This record does not contain verified data fields for payment information, credit cards, official identification, in-game inventory, or private chat content.\u003C\u002Fp>\n\u003Ch2>Leaking Data Types and Risks\u003C\u002Fh2>\n\u003Cp>The verified data types are birth dates, email addresses, IP addresses, usernames, website activity, and password hashes. When email and username are combined, it can make it easier to link a person to other game forums, social platforms, or community accounts. Birth dates can be used in social engineering messages themed around account recovery or age verification. IP addresses can provide approximate network and location context. Website activity can provide additional context about how the user interacts with the site.\u003C\u002Fp>\n\u003Cp>Password hashes are not plain text passwords; however, the risk cannot be considered zero when the hash type and the strength of the password are unknown. Weak or reused passwords can still be used in automated trial lists even years later. Game accounts can be particularly targeted because players may reuse the same username on forums, game clients, chat platforms, and social networks. The Dungeons & Dragons Online data breach is therefore important not only as an old game record but also in terms of the username and password reuse chain.\u003C\u002Fp>\n\u003Ch2>Verified Scope and Boundaries\u003C\u002Fh2>\n\u003Cp>The verified incident date is tracked as April 2, 2013. The record was added to the verified violation lists on March 12, 2016. The number of affected accounts is maintained as 1,580,933; in some accounts, the expression approximately 1.6 million player accounts may be used. This page is based on the total number of records used in the query. The scope is account and website data associated with Dungeons & Dragons Online; it should not be confused with the broader brand, tabletop role-playing product, or other game services.\u003C\u002Fp>\n\u003Cp>Boundaries should remain open. In this record, payment card, bank account, official ID, physical address, phone number, in-game item inventory, or private chat content are not verified data classes. The password field should also be considered as a password hash, not in plain text. Website activity refers to the user's actions associated with the site; it should not be assumed that the same level of detail applies to each user. Risk description should be limited to these verified fields.\u003C\u002Fp>\n\u003Ch2>User Groups at Risk\u003C\u002Fh2>\n\u003Cp>The highest risk group consists of players who had a Dungeons & Dragons Online account or related web account before 2013. People who use the same username on DDO forums, other gaming communities, chat applications, or social networks can be profiled more easily. Date of birth and email information can be used for fake account recovery messages or old game account alerts. The IP address can also help to locally personalize the message.\u003C\u002Fp>\n\u003Cp>Players who reuse the same password on different services are also at risk. Even if the old DDO password remains on an account that does not appear to be active today, the same password may continue to exist on email accounts, game stores, other MMO accounts, or forums. Game accounts are sometimes forgotten for a long time; however, due to friends lists, game history, username reputation, and linked email, they can be valuable to attackers. For this reason, old game passwords should be checked along with active accounts.\u003C\u002Fp>\n\u003Ch2>Urgent Measures to Be Taken\u003C\u002Fh2>\n\u003Cp>If the old password used for Dungeons & Dragons Online is active on any other account, it should be changed immediately. If the same or a similar password has been used in email, game store, social media, forum, or messaging accounts, a unique password should be assigned for each. The main email account should be protected with two-factor authentication. If access to the old game account is possible, the connected email, recovery settings, and session history should be checked.\u003C\u002Fp>\n\u003Cp>Attention should be paid to messages themed around game account verification, old characters, account suspension, free items, suspicious sessions, or password reset. Even if the username, date of birth, or old game context appears correctly in the message, the message should not be considered trustworthy. Instead of clicking on the link, the relevant service address should be opened directly. In this case, since payment information was not verified, it is necessary to focus on closing the password reset, protecting the email account, and checking game community accounts instead of financial panic.\u003C\u002Fp>\n\u003Ch2>Long-Term Security Strategies\u003C\u002Fh2>\n\u003Cp>In the long term, game accounts, forum accounts, and the main email account should be protected with separate passwords. Using a password manager prevents old game passwords from remaining on other accounts. Repeating the same username on every platform increases the risk of profile matching; different usernames and strong verification should be preferred for important accounts. Game and forum accounts that are no longer used should be closed or at least updated with strong passwords.\u003C\u002Fp>\n\u003Cp>From the perspective of platform administrators, this incident shows that player communities should not be seen merely as entertainment accounts. Fields such as date of birth, IP address, username, and site activity should be protected as personal data. Password hashes should be stored using strong methods, old forum and account systems should be kept up to date, access to user data should be restricted, and unusual data movements should be monitored. Even if game accounts seem small, password reuse can affect the user's other accounts.\u003C\u002Fp>\n\u003Ch2>Record Control and User Action\u003C\u002Fh2>\n\u003Cp>If you see a match in this record, your account may be among 1,580,933 records associated with the Dungeons & Dragons Online data breach. A match does not mean that your payment information, in-game items, or private chats have been leaked. The verified fields are date of birth, email, IP address, username, site activity, and password hash. The first step is to identify where else you have reused the password you used for DDO around 2013.\u003C\u002Fp>\n\u003Cp>If your old DDO password exists on other accounts, change it. Enable two-step verification on your email account, update the recovery information of your game accounts, and be cautious of personalized messages coming from the same username. The correct approach to a Dungeons & Dragons Online data breach is not to exaggerate the incident as a full game inventory or payment data leak, but to secure old password reuse and game community accounts based on verified account areas.\u003C\u002Fp>","","Dungeons & Dragons Online Data Breach (1.6 Million Reported Records)","Dungeons & Dragons Online Data Breach. 1.6 Million reported records were reported. Reported data: Dates of birth, Email addresses, IP addresses. 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