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Security Notice - Statement on Brute Forcing Encrypted Backup Data for Huawei Smartphones

  • Initial Release Date: 2019.08.09
  • Last Release Date: 2019.12.04

Huawei have noticed security researchers disclosed Huawei smartphone user backup information can be obtained by brute forcing the password for encrypting the backup. Huawei have fixed it after analysis and released a Security Advisory (SA) at

2019-12-04 V1.1 UPDATED Update the SA link.

2019-08-09 V1.0 INITIAL

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit
To report a security vulnerability in Huawei products and solutions, please send it to For details, please visit

Customers should contact Huawei TAC (Huawei Technical Assistance Center) to get necessary support for product security vulnerabilities. For TAC contact information, please refer to Huawei worldwide website at: