It disables the auto-start option of a USB memory or optical disk used by viruses to infect computers.It creates an autorun.inf file on the device that protects it so that it cannot be modified or deleted, so that even if a virus is copied, it cannot be executed.Although this tool can be very useful, it does not replace the presence of an antivirus which can provide us with permanent protection of our system. To be able to unlock it, this will only be possible by formatting the device. This way, even if a virus is copied to this device, it will not be executed automatically when the device is connected to a computer because it is locked.

This application will automatically create a secure autorun.inf file, where no relevant data is included, completely blocking the memory. In this way, we can protect devices such as external hard drive, USB stick, memory card or CD / DVD optical disc. Panda USB Vaccine is a free tool developed by the panda security company who will take care of protect various USB devices that we can connect to the computer against malware. What is the Panda USB vaccine and what is it used for To prevent it from spreading, it is important to make sure that the said file is not on the USB stick or, failing that, that we can block it. From there, it will automatically infect other computers that we connect them to without us knowing. If our computer is infected with some type of malware and we connect a storage medium via USB, the malware will be copied to said storage as a self-executing file called autorun.inf.

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