msgstore.db - decrypted sqlite3 database file. Below is how you can compile and run the Java program. $ git clone $ cd whatsapp-crypt12/ $ javac -classpath "lib/whatsapp_spongycastle.jar:." Method 1. (For Rooted Devices) Decrypt WhatsApp Database crypt12 without Key on PC. Whatsapp encrypts all data into .crypt5/7/8/12 format. But on a rooted Android phone, you can easily decrypt and read these encrypt messages with Whatsapp Viewer. Find your WhatsApp message backup file i.e. msgstore.db.crypt12 from Device Storage/WhatsApp/Database. Decrypting MSGSTORE.DB.CRYPT12 Files: A Step-by-Step Guide to Open and Access | If you use WhatsApp, you might have heard about MSGSTORE.DB.CRYPT12 You can use the existing key and msgstore files in the repo for testing. Run using GO: go run crypt12-decrypt. Or run Windows executable: crypt12-decrypt.exe. Otherwise use the necessery arguments: go run crypt12-decrypt.go -h. You can delete DB.CRYPT12 files to reclaim storage space but you will delete messages stored in the DB.CRYPT12 database. Common DB.CRYPT12 Filenames. msgstore.db.crypt12 - The name of the common database file used by WhatsApp Messenger that is stored in your device storage. Programs that open DB.CRYPT12 files. Sort. Windows. WhatsApp Viewer. Free. How to open a CRYPT12 file. You can use a CRYPT12 file to migrate or restore your WhatsApp message history on an Android device. To do so, you must rename your most recent CRYPT12 file to msgstore.db.crypt12 before reinstalling WhatsApp and, when prompted, manually restoring your message history. WhatsApp trick: Restoring data on iOS. - iOS smartphone users can restore messages through Cloud Storage. - Uninstall the WhatsApp app from your device. - Reinstall and login with the same phone number. - Opt for restore messages from Cloud storage while logging in. Open Whatsapp Viewer and go to file Decryptcrypt12. Now you have to load your database file and key file. Download and install Whatsapp Viewer on your computer. The app will automatically detect your database file on your SD Card and then decrypt it. Vwtdh.