_:ncdb8f646525b4e6fadf143bb70a9a319xb0
<http://schema.org/description>
"DA actually stands for secure boot or Download agent. DA files are used in flashing and unlocking mediateck phones. All those phones whose boot security is secure and direct flashing unlocking is not possible. DA auth files are used for such phones&#8230;"
<https://www.firmware4mobile.com/2022/01/huawei-y5ii-cun-u29-da-auth-file.html>