It also integrates with other native and third-party apps via the Share menu just select the specific files and folders in your favorite file manager app and Share them to AndroShredder for secure deletion.Īpart from that, AndroShredder also lets you schedule tasks such as wipe, shred, clear clipboard, etc., to run at a specific interval in the background. Other than the basic shredding functionalities, the app can also act as a file manager, with the ability to preview media files and documents. It, however, does not specify any algorithm name that it uses for permanent deletion of files.
so that they cannot be recovered by data recovery tools. In both cases, the data that was previously deleted is destroyed and rendered unrecoverable, as, not only was it marked for deletion in the first place, but also the actual data in the storage location is overwritten by random junk data.ĪndroShredder is yet another Android app that lets you to permanently wipe free space on your device, as well as shred confidential images, videos, documents, etc. Thus, this process is a lot quicker compared to the first method and is useful if you just want to securely delete some sensitive files, while keeping other files and settings intact. Only, instead of writing random data to fill up the remaining free space, it is restricted to the specific file or folder location. Here too, a similar principle is applied. It is particularly useful if you’re performing a factory reset on your device, and preparing to sell off or give it away to another person.Īlternatively, some apps allow you to selectively shred particular files and folders.
This process can take longer depending on the read/write speed of the storage device. Later on, the random data is wiped to reclaim free space. The principle behind permanent/secure deletion is to fill the entire available free space (hence forcing the storage sectors on your device to overwrite the deleted data) with random data. How permanent or secure deletion works on Android
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