[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1zu5rk0blxz7p":3},{"success":4,"breach":5},true,{"_id":6,"name":7,"title":8,"slug":9,"domain":10,"breachDate":11,"addedDate":12,"modifiedDate":12,"contentUpdatedAt":13,"source":14,"sourceUrl":15,"sourceUrls":16,"pwnCount":18,"affectedCount":18,"affectedCountStatus":19,"affectedCountLowerBound":20,"affectedCountUnit":21,"hasEnglishDescription":4,"severity":22,"dataClasses":23,"description":26,"seoTitle":27,"seoTitleEn":28,"seoDescription":27,"seoDescriptionEn":29,"logoUrl":30,"isVerified":31,"isSensitive":4,"isSpamList":31,"isMalware":31,"company":32},"68e3266eda11adda48825436","Zhenai","Zhenai.com Alleged Data Exposure","zhenaicom","zhenai.com","2011-12-21T00:00:00.000Z","2019-07-11T06:31:32.000Z","2026-07-19T00:02:07.495Z","Unverified breach record","https:\u002F\u002Fwww.troyhunt.com\u002Fhandling-chinese-data-breaches-in-have-i-been-pwned\u002F",[15,17],"http:\u002F\u002Fnic.xjtu.edu.cn\u002Finfo\u002F1018\u002F1909.htm",5024908,"known",null,"email_identifiers","Critical",[24,25],"Email addresses","Passwords","\u003Cp>The Zhenai.com data breach is a sensitive personal data incident that affected users of the China-based dating and matchmaking service on December 21, 2011. The number of affected accounts was recorded as 5,024,908. The verified data fields were email addresses and passwords. It was stated that the password field was stored in plain text; therefore, the risk to users is more urgent than incidents that require a hash-cracking process. The presence of both email and password in the same dataset creates a direct match that can be used for account takeover attempts.\u003C\u002Fp>\n\u003Cp>This incident should be kept in the unverified category. Although there are signs of reality within the data, it is not correct to present it to the user as verified because the full origin and scope of the incident cannot be definitively proven. Nevertheless, the sensitive category should be maintained; because matching an email address and password with a social networking site membership can have a high impact in terms of privacy, social pressure, targeted phishing, and account security. Users who receive positive results should take this data seriously.\u003C\u002Fp>\n\u003Ch2>Leaked Data Types and Risks\u003C\u002Fh2>\n\u003Cp>The verified data fields are email addresses and passwords. The email address allows the user to be directly targeted; a plain text password enables attackers to quickly try the same information on other services. If the password has been reused in social media, email, shopping, gaming, work, or financial accounts, a single leak can spread to many accounts. Therefore, the Zhenai.com result should not be seen solely as an old dating site account.\u003C\u002Fp>\n\u003Cp>Plain text password leaks carry higher priority than hash-based password leaks. It is possible for the attacker to create trial lists without needing an additional cracking process. The combination of the email address with a social networking site context increases the privacy impact. Users may encounter extortion, fake security warnings, relationship- or membership-themed phishing messages, and threats containing old passwords. These risks require not delaying security action, even though the incident is in the unverified category.\u003C\u002Fp>\n\u003Ch2>Verified Scope and Boundaries\u003C\u002Fh2>\n\u003Cp>The incident date has been recorded as December 21, 2011. The listing date corresponds to July 11, 2019, 06:31:32 UTC, and the modification date is consistent with the same time. The number of affected accounts appears to be 5,024,908. These dates show the difference between the period when the incident occurred and when the dataset later appeared in security listings. The breach date shown to the user should represent the actual period of the incident.\u003C\u002Fp>\n\u003Cp>For Zhenai.com, IP address, username, full name, phone number, physical address, payment card, official ID number, date of birth, private message, or profile content are not among the verified data fields. Including these fields would be misleading. The scope should be limited to email address and password. The incident should remain in the unverified class, but the sensitive and critical risk level should be maintained; because plaintext password and the context of a dating site together create a high user impact.\u003C\u002Fp>\n\u003Ch2>User Groups at Risk\u003C\u002Fh2>\n\u003Cp>Those at the highest risk are people who use the password from their Zhenai.com account on other services as well. The same email and password combination can be tried on different login screens. The email account is especially a priority; because password reset links for many services are sent to the email inbox. Compromising the email account also weakens the security of other accounts.\u003C\u002Fp>\n\u003Cp>Due to the context of a friendship site, there is also a social pressure and privacy risk. Attackers may make their messages more convincing by showing an old password or email address. These messages may aim to request payment, get clicks on links, open attachments, or ask for more personal information. If an address associated with a work email or corporate identity is used, the risk extends beyond personal space and can also affect organizational security.\u003C\u002Fp>\n\u003Ch2>Urgent Measures to Be Taken\u003C\u002Fh2>\n\u003Cp>Passwords used on a Zhenai.com account should no longer be considered secure on any service. If the same password or similar variants exist on other accounts, they should be immediately changed to unique and long passwords. The email account should be protected first; a strong password, two-step verification, and active session monitoring should be applied. Using a password manager makes it sustainable to generate different and strong passwords for each account.\u003C\u002Fp>\n\u003Cp>Links in suspicious emails or messages should not be clicked, files should not be opened, and payment requests should not be responded to. Threat messages containing an old password do not count as proof of current access; however, they indicate that the password repetition needs to be ended. The user should review all accounts where the same email and password match is used, close open sessions, and enable security alerts on important services.\u003C\u002Fp>\n\u003Ch2>Long-Term Security Strategies\u003C\u002Fh2>\n\u003Cp>Using the primary email address repeatedly in friendships, social networks, and sensitive memberships creates long-term risks. Separate email addresses, unique passwords, and two-step verification make it harder for a single leak to spread to other accounts. Plain text password leaks clearly show how dangerous password reuse is. Choosing a different password for each account is the most effective defense.\u003C\u002Fp>\n\u003Cp>Users should periodically review their old memberships and close accounts that are no longer in use. Recovery email addresses, active sessions, old devices, and security alerts should be regularly reviewed. For accounts in sensitive categories, email addresses that can be easily linked to real identity should not be preferred. The long-term goal is to prevent a single old account leak from spreading to the chain of identity, privacy, and account security.\u003C\u002Fp>\n\u003Ch2>Record Control and User Action\u003C\u002Fh2>\n\u003Cp>Users whose Zhenai.com result appears on LeakData should be aware that the result is in the unverified category but carries a high personal data risk. A positive result indicates that the email address and password may have been included in this data set. The first step is to secure the email account, the second step is to change all accounts using the same password, and the third step is to be cautious of phishing and blackmail messages.\u003C\u002Fp>\n\u003Cp>The reported impact of this incident is 5,024,908 accounts. The Zhenai.com leak is critically important due to the context of plain text passwords and a dating site. If the outcome is positive, the user should renew their passwords, enable two-factor authentication, close old sessions, review sensitive accounts opened with the same email, and respond to threat messages calmly and based on evidence.\u003C\u002Fp>","","Zhenai.com Alleged Data Exposure (5 Million Email Identifiers)","Zhenai.com Alleged Data Exposure. 5 Million email identifiers were reported. Reported data: Email addresses, Passwords. Review the scope, risks, and…","\u002Fuploads\u002Flogo\u002Fzhenai_com.webp",false,{"name":33,"sector":34,"country":35,"website":10,"websiteArchiveUrl":27,"websiteStatus":27,"websiteCheckedAt":20},"Zhenai.com","Dating site","China"]