Some legacy boards use a null password or a string of zeros.
In some older or specific firmware versions, the password might be: multistar dvr default password work
Multistar issued a security patch in late 2020 following a mass IoT botnet attack (similar to the Mirai malware). Many units updated automatically (if connected to the internet) and forced users to change the default password during the next boot. Once changed, the default no longer works. Some legacy boards use a null password or a string of zeros
In this comprehensive guide, we will reveal the exact default credentials, explain why they may fail, and provide step-by-step solutions to regain access to your surveillance system. explain why they may fail