| .AAS | Adobe Systems Incorporated | Verschlüsselte Dateien | Adobe Authorware Shocked Packet File | Adobe Authorware | Adobe Systems Incorporated |
| .AEE | ASUS | Verschlüsselte Dateien | ASUS Data Security Manager Protected File | ASUS Data Security Manager | ASUS |
| .AEP | Adobe Systems Incorporated | Verschlüsselte Dateien | After Effects Project | Adobe After Effects | Adobe Systems Incorporated |
| .AES | Open Source | Verschlüsselte Dateien | AES Crypt Encrypted File | Packetizer AES Crypt | Open Source |
| .AES256 | Unknown Developer | Verschlüsselte Dateien | Insurance.aes256 Encrypted File | Packetizer AES Crypt | Open Source |
| .ASC | Symantec Corporation | Verschlüsselte Dateien | PGP (Pretty Good Privacy) ASCII Armored File | Mozilla Thunderbird | Mozilla |
| .AVN | ALTAVENTE | Verschlüsselte Dateien | AltaVENTE Application User Notes | altaVENTE Document Protector | ALTAVENTE |
| .AXX | Axantum Software AB | Verschlüsselte Dateien | AxCrypt Encrypted File | Axantum AxCrypt | Axantum Software AB |
| .AZF | AirZip, Inc. | Verschlüsselte Dateien | AirZip FileSECURE File | AirZip FileSECURE Reader | AirZip, Inc. |
| .B2A | Smith Micro Software | Verschlüsselte Dateien | Btoa Encoded File | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .BFA | SourceForge | Verschlüsselte Dateien | Blowfish Encrypted File | Blowfish Advanced CS | SourceForge |
| .BHX | Open Source | Verschlüsselte Dateien | BinHex Encoded File | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .BMPENX | Egis Technology Inc | Verschlüsselte Dateien | Encrypted BMP File | Egis Option Pack | Egis Technology Inc |
| .BN2 | Bojanov Software | Verschlüsselte Dateien | Bojanov Encryptor Encrypted File | Bojanov Encryptor | Bojanov Software |
| .BNC | Bojanov Software | Verschlüsselte Dateien | Bojanov Encryptor Encrypted File | Bojanov Encryptor | Bojanov Software |
| .BPK | Nero AG | Verschlüsselte Dateien | Nero SecurDisc Public Key File | Nero 2017 | Nero AG |
| .BPW | Open Source | Verschlüsselte Dateien | Bitser Password File | Bitser | Open Source |
| .BSK | DAZ Productions (Daz 3D) | Verschlüsselte Dateien | Bryce Sky File | Nero Multimedia Suite | Nero AG |
| .BTOA | Smith Micro Software | Verschlüsselte Dateien | Binary-to-ASCII Encoded File | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .BVD | Bitdefender | Verschlüsselte Dateien | Bitdefender Vault File | BitDefender | Bitdefender |
| .CCF | Interscape | Verschlüsselte Dateien | CryptLoad Container File | CryptLoad | CryptLoad |
| .CEF | Richard Stott | Verschlüsselte Dateien | Class Action Gradebook Elementary File | Class Action Gradebook "Elementary Edition" | Richard Stott |
| .CFI | CleverForm Ltd. | Verschlüsselte Dateien | CleverForm Script File | CleverForm | CleverForm Ltd. |
| .CGP | CodeGazer | Verschlüsselte Dateien | PixelCryptor Encrypted File | CodeGazer PixelCryptor | CodeGazer |
| .CLX | IBM | Verschlüsselte Dateien | Rational XDE | Rational XDE | IBM |
| .CNG | Vassil Arabadjiev | Verschlüsselte Dateien | CryptoNG Encrypted Archive | CryptoNG | Vassil Arabadjiev |
| .CPIO | Power Software Ltd | Verschlüsselte Dateien | Unix CPIO Archive | 7-Zip | Igor Pavlov |
| .CPT | Corel | Verschlüsselte Dateien | Corel Photo-Paint Image | Corel Presentations X8 | Corel |
| .CRYPTED | Ashampoo | Verschlüsselte Dateien | WinOptimizer Encrypted File | Ashampoo WinOptimizer | Ashampoo |
| .CRYPTRA | BMB Software | Verschlüsselte Dateien | Cryptra Encrypted File | Cryptra | BMB Software |
| .CSJ | BlackBerry | Verschlüsselte Dateien | RIM CSJ Registration Data | BlackBerry Tablet OS SDK For Adobe AIR | BlackBerry |
| .DB | Dwayne Richard Hipp | Verschlüsselte Dateien | Mobile Device Database File | SQLite | Dwayne Richard Hipp |
| .DCD | IMSI/Design, LLC | Verschlüsselte Dateien | DesignCAD Drawing | IMSI DesignCAD 3D Max | IMSI/Design, LLC |
| .DCF | Sony Mobile Communications | Verschlüsselte Dateien | DRM Content Format File | DRM Packager | Sony Mobile Communications |
| .DCO | Safetica Technologies | Verschlüsselte Dateien | Safetica Free Encrypted Virtual Disk Archive | Safetica Free | Open Source |
| .DDOC | Interscape | Verschlüsselte Dateien | DigiDoc Signature File | qDigiDoc | Interscape |
| .DIM | Active@ Data Recovery Software | Verschlüsselte Dateien | Active@ Raw Disk Image Backup File | Active@ Disk Image | LSoft Technologies Inc. |
| .DIME | Interscape | Verschlüsselte Dateien | Direct Internet Message Encapsulation File | DIME Parser | Interscape |
| .DLC | JDownloader Team | Verschlüsselte Dateien | Download Link Container File | JDownloader | JDownloader Team |
| .DRC | Open Source | Verschlüsselte Dateien | Open Mobile Alliance DRM Rights Object | Microsoft Notepad | Microsoft Corporation |
| .EEA | Scanlon Associates | Verschlüsselte Dateien | Encrypted E-mail Attachment | Scanlon Associates Attachment Decoder | Scanlon Associates |
| .EFF | The Hotline Group | Verschlüsselte Dateien | eFileFolders File Format | eFileFolders | The Hotline Group |
| .EMC | Striata | Verschlüsselte Dateien | Striata Reader Encrypted Document | Striata Reader | Striata |
| .ENC | Smith Micro Software | Verschlüsselte Dateien | Encoded Data File | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .ENX | IBM | Verschlüsselte Dateien | IBM Rational XDE Data | Rational XDE | IBM |
| .ESF | Steganos | Verschlüsselte Dateien | Password Manager Container File | Steganos Password Manager | Steganos |
| .ESLOCK | ES APP Group | Verschlüsselte Dateien | ES File Explorer File Manager Encrypted File | ES File Explorer File Manager for Android | ES APP Group |
| .ETXT | Open Source | Verschlüsselte Dateien | Encrypted Text File | Secure Notepad | Open Source |
| .EXC | Lionhead Studios | Verschlüsselte Dateien | Black & White Zone File | Lionhead Studios Black and White | Lionhead Studios |
| .FDP | UPEK | Verschlüsselte Dateien | MySafe Encrypted Data | Protector Suite QL | UPEK |
| .FGP | WinAbility Software | Verschlüsselte Dateien | Folder Guard Passwords File | Folder Guard | WinAbility Software |
| .FILM | Belle Nuit Montage | Verschlüsselte Dateien | Filmkey Player Media File | Filmkey Player | Belle Nuit Montage |
| .FL | Microsoft Corporation | Verschlüsselte Dateien | Freelancer Saved Game File | Freelancer | Microsoft Corporation |
| .GTE | GigaTrust | Verschlüsselte Dateien | GigaTrust Protected Data | GigaTrust Desktop Client | GigaTrust |
| .HBX | Open Source | Verschlüsselte Dateien | BinHex Encoded File | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .HDT | Adobe Systems Incorporated | Verschlüsselte Dateien | Photoshop HDR Toning Preset File | Adobe Photoshop CC | Adobe Systems Incorporated |
| .HEX | Intel Corporation | Verschlüsselte Dateien | Hexadecimal Source File | Heaventools FlexHex | Heaventools Software |
| .HID | Sony | Verschlüsselte Dateien | Sony Ericsson Remote Settings File | Sony Ericsson PC Suite | Sony Mobile Communications |
| .HSF | Tech Soft 3D | Verschlüsselte Dateien | HOOPS Stream Format File | CATIA | Dassault Systèmes |
| .HSH | Microsoft Corporation | Verschlüsselte Dateien | Windows Catalog Search Index File | Microsoft Windows | Microsoft Corporation |
| .IDEA | Adobe Systems Incorporated | Verschlüsselte Dateien | Adobe Ideas Document | Adobe Illustrator CC | Adobe Systems Incorporated |
| .IWA | Apple | Verschlüsselte Dateien | iWork Archive File | iWork | Apple |
| .JKS | Oracle Corporation | Verschlüsselte Dateien | Java Keystore File | Unity Technologies Unity | Unity Technologies |
| .JPGENX | Egis Technology Inc | Verschlüsselte Dateien | Egis Encrypted JPG Picture Image | Egis | Egis Technology Inc |
| .KDE | Kaspersky Lab | Verschlüsselte Dateien | KryptoStorage Container File | Kaspersky PURE | Kaspersky Lab |
| .KEY | Unknown Developer | Verschlüsselte Dateien | License/ Encrypted Security Key File | Avira Antivirus Pro 2016 | Avira Operations GmbH & Co. KG. |
| .KEYSTORE | Oracle Corporation | Verschlüsselte Dateien | Java Keystore File | Unity Technologies Unity | Unity Technologies |
| .KLQ | Kaspersky Lab | Verschlüsselte Dateien | Kaspersky Quarantine File | Kaspersky Anti-Virus | Kaspersky Lab |
| .KS | Debian | Verschlüsselte Dateien | Kickstart File | MIC2 | Debian |
| .KSD | KeepSafe Software, Inc. | Verschlüsselte Dateien | KeepSafe File | KeepSafe Private Photo Vault | KeepSafe Software, Inc. |
| .KWM | WebMoney Transfer | Verschlüsselte Dateien | WM Keeper CLASSIC Key Data | Keeper WinPro | WebMoney Transfer |
| .LCN | Microsoft Corporation | Verschlüsselte Dateien | License File | Microsoft Windows | Microsoft Corporation |
| .LOCKED | Unknown Developer | Verschlüsselte Dateien | Ransomware Encrypted File | System Restore | Microsoft Corporation |
| .LOCKY | Microsoft Corporation | Verschlüsselte Dateien | Locky Ransomware Encrypted File | System Restore | Microsoft Corporation |
| .MEW | Multi Edit Software | Verschlüsselte Dateien | MultiEdit Encoded Status File | Multi-Edit | Multi Edit Software |
| .MFS | Open Source | Verschlüsselte Dateien | MetFS Encrypted File System | MetFS | Open Source |
| .MIM | Internet Engineering Task Force | Verschlüsselte Dateien | Multi-Purpose Internet Mail Message File | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .MIME | Various Developers | Verschlüsselte Dateien | Multi-Purpose Internet Mail Extension | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .MJD | Adobe Systems Incorporated | Verschlüsselte Dateien | Adobe Acrobat MIME Encoded Job Definition File | Adobe Acrobat DC | Adobe Systems Incorporated |
| .MME | Smith Micro Software | Verschlüsselte Dateien | Multipurpose Internet Mail Extensions | Smith Micro StuffIt Deluxe | Smith Micro Software |
| .MNC | Autodesk, Inc. | Verschlüsselte Dateien | AutoCAD Compiled Menu File | Autodesk AutoCAD | Autodesk, Inc. |
| .MNX | Autodesk, Inc. | Verschlüsselte Dateien | AutoCAD Compiled Menu File | Autodesk AutoCAD | Autodesk, Inc. |
| .MONO | SourceForge | Verschlüsselte Dateien | Monolith Munged Encoded Data | Monolith | SourceForge |
| .MSE | CyberLink | Verschlüsselte Dateien | MediaShow Slideshow Project File | MediaShow | CyberLink |
| .NC | CNC Software | Verschlüsselte Dateien | Mastercam Numerical Control File | Mastercam | CNC Software |
| .NIP | Microsoft Corporation | Verschlüsselte Dateien | Microsoft DRM (Digital Right Management) File | Microsoft Windows Media Player | Microsoft Corporation |
| .P7S | Unknown Developer | Verschlüsselte Dateien | PKCS #7 Signature File Format | Microsoft Outlook Express | Microsoft Corporation |
| .PACK | neOceane | Verschlüsselte Dateien | CustoPack Tools Theme Pack | CustoPack Tools | neOceane |
| .PAW | SecurelyShare | Verschlüsselte Dateien | PawaaFILE File Format | SecurelyShare | SecurelyShare |
| .PCP | Microsoft Corporation | Verschlüsselte Dateien | Windows Installer Patch Creation Properties File | Microsoft Windows SDK | Microsoft Corporation |
| .PDC | Locklizard | Verschlüsselte Dateien | Lizard Safeguard Secure PDF File | LockLizard Secure PDF Viewer | Locklizard |
| .PDFENX | Egis Technology Inc | Verschlüsselte Dateien | Egis Encrypted PDF Document | Egis | Egis Technology Inc |
| .PFILE | Microsoft Corporation | Verschlüsselte Dateien | Rights Management Protected File | Azure Rights Management | Microsoft Corporation |
| .PFO | Pismo Technic Inc. | Verschlüsselte Dateien | Private Folder | Pismo File Mount Audit Package | Pismo Technic Inc. |
| .PKR | Symantec Corporation | Verschlüsselte Dateien | Pretty Good Privacy Public Keyring | Pretty Good Privacy (PGP) | Symantec Corporation |
| .PLP | Rupees & Dollars | Verschlüsselte Dateien | Photo Locker Picture | Photo Locker By Rupees & Dollars | Rupees & Dollars |
| .POO | Open Source | Verschlüsselte Dateien | Commodore C64 Machine Code | CCS64 | Open Source |
| .PRV | E-on Software, Inc. | Verschlüsselte Dateien | Vue Preview File | E-on Vue | E-on Software, Inc. |
| .RAE | Schlichtherle IT Services | Verschlüsselte Dateien | TrueZIP Encrypted ZIP Archive File | TrueZIP | Schlichtherle IT Services |
| .RDI | SAFEJKA S.R.L. | Verschlüsselte Dateien | Rohos Disk Image File | Rohos Mini Drive | SAFEJKA S.R.L. |
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