| Estensione del file | Autore/Produttore | Descrizione del file |
| Estensione $EFS | Microsoft Corporation | Encrypted EFS Format |
| Estensione A2R | MyPlanetSoft.com | KittyXplorer Encrypted Archive |
| Estensione ADOC | N/A | Authentica Secure Office Encoded Word Document |
| Estensione AEE | ASUSTeK Computer Inc. | ASUS Data Security Manager Encoded |
| Estensione AES | Packetizer | AES Crypt Encrypted Format |
| Estensione AEXPK | PGP Corporation | PGP Armored Extracted Public Key |
| Estensione AFP | AndrosaSoft | FileProtector Encrypted Format |
| Estensione AFS3 | Osborn Software | AFS 3 Basic Encrypted |
| Estensione AGILEKEYCHAIN | AgileBits Inc. | 1Password Data |
| Estensione APV | Dexadine, Inc. | Acerose Password |
| Estensione APW | RomanLab Co. Ltd. | Password |
| Estensione ARM | Silicon Realms Toolworks | SoftwarePassport Protection System |
| Estensione ASC | PGP | PGP Armored Format |
| Estensione AUTH | ShopSite, Inc. | ShopSite Store Authorization |
| Estensione AVN | altaVENTE | AltaVENTE Application User Notes |
| Estensione AZF | AirZip | Secure Format |
| Estensione AZS | AirZip | Secure Format |
| Estensione B2A | N/A | Binary To ASCII (BTOA) Encoded Format |
| Estensione BEXPK | PGP Corporation | PGP Binary Extracted Public Key |
| Estensione BFA | N/A | Blowfish-encrypted Format |
| Estensione BFE | Johnny Shelley | Bcrypt - BlowFish File Encryption |
| Estensione BHX | N/A | BinHex Compressed File ASCII Archive |
| Estensione BIN | N/A | Macbinary II Encoded Format |
| Estensione BIOEXCESS | Egis Technology Inc. | MyWinLocker Protected |
| Estensione BMPENX | Egis Technology Inc. | Encrypted BMP |
| Estensione BNC | Bojanov Software | Bojanov Encryptor Encrypted |
| Estensione BPK | Nero | Nero SecurDisc Public Key Format |
| Estensione BPW | Bitser | Bitser Password Format |
| Estensione BSK | Nero | Nero SecurDisc Private Key Format |
| Estensione BTOA | N/A | Binary-to-ASCII File Format |
| Estensione BVD | Bitdefender | BitDefender Vault Format |
| Estensione C2V | WellSight Systems Inc. | WellSight Systems License Information |
| Estensione CAE | SourceForge.net | Caditor Encrypted Document |
| Estensione CCF | CryptLoad | CryptLoad Container Format |
| Estensione CEF | CenturionSoft | CenturionMail Format |
| Estensione CFD | Ranquel Technologies | CryptoForge Document |
| Estensione CFE | Ranquel Technologies | CryptoForge Encrypted |
| Estensione CGP | CodeGazer | PixelCryptor Encrypted Format |
| Estensione CHI | SourceForge.net | TOMBO Encrypted |
| Estensione CHML | Krasbit Technologies | Chameleon Encrypted Format |
| Estensione CLX | Ceelox | Ceelox SecureMail Encrypted Document |
| Estensione CNG | Vassil Arabadjiev | CryptoNG Encrypted Format |
| Estensione CPIO | N/A | Unix CPIO Archive Format |
| Estensione CPT | Peter Selinger | CCRYPT Encrypted Format |
| Estensione CRYPT | WhatsApp Inc. | WhatsApp Messenger Encrypted Message Database Backup |
| Estensione CRYPTED | Ashampoo | Ashampoo WinOptimizer Encrypted Format |
| Estensione CRYPTOMITE | BAxBEx Software | CryptoMite Encrypted Archive |
| Estensione CRYPTRA | BMB Software | Cryptra Encrypted Format |
| Estensione CSJ | BlackBerry (Research In Motion Limited) | RIM CSJ Registration |
| Estensione DC4 | ViaThinkSoft | ViaThinkSoft (De)Coder Format |
| Estensione DCD | COSECT | DisCryptor Encrypted Database Format |
| Estensione DCF | COSECT | DisCryptor Encrypted Archive |
| Estensione DCO | COSECT | DisCryptor Encrypted Archive |
| Estensione DCV | SecurStar | DriveCrypt Encrypted Volume |
| Estensione DIM | N/A | Direct Internet Message Encapsulation DIME Format |
| Estensione DIME | N/A | Direct Internet Message Encapsulation Format |
| Estensione DLC | N/A | JDownloader Download Link Container |
| Estensione DOCENX | Egis Technology Inc. | Egis Encrypted Word DOC |
| Estensione DOCXENX | Egis Technology Inc. | Egis Encrypted Word DOCX |
| Estensione DOTMENX | Egis Technology Inc. | Egis Encrypted Word DOTM |
| Estensione DOTXENX | Egis Technology Inc. | Egis Encrypted Word DOTX |
| Estensione DWX | N/A | CADLock Locked AutoCAD Drawing |
| Estensione E4A | Encrypt4all | Encrypt4all Archive Format |
| Estensione ECR | Email Connection (Pty) Ltd. | Ecrypt Encrypted |
| Estensione EE | Baltsoft Software | Encrypt Easy Encrypted |
| Estensione EEA | Scanlon Associates | Encrypted E-mail Attachment |
| Estensione EFF | eFileFolders | EFileFolders |
| Estensione EFL | XenoSystems | Encryptafile Encrypted Format |
| Estensione EFR | XenoSystems | Encryptafile Private Key Format |
| Estensione EFU | XenoSystems | Encryptafile Public Key Format |
| Estensione EGISENC | Egis Technology Inc. | Egis Encrypted |
| Estensione EGISENX | Egis Technology Inc. | Egis Encryped |
| Estensione EGS | Esri | GIS Software Encrypted Grid Shape |
| Estensione EID | Faena.com | Faena MyID Encrypted |
| Estensione EMBP | Amazon.com, Inc. | Mobipocket EBook Encrypted Auxiliary |
| Estensione EMC | Striata | Striata Reader Encrypted Document Format |
| Estensione ENC | N/A | Uuencode Encoded Format |
| Estensione ENCIPHERED | N/A | Malware (ransomware) Encoded |
| Estensione EOC | 2BrightSparks | EncryptOnClick Encrypted |
| Estensione EZK | EasyKrypt LLC. | EasyKrypt Encrypted |
| Estensione FGP | WinAbility Software Corporation | Folder Guard Passwords |
| Estensione FLKW | NewSoftwares Inc. | Folder Lock Encrypted |
| Estensione FPENC | FileProtect | FileProtect Encrypted Format |
| Estensione FSM | Basta Computing | Splitty Master Split Format |
| Estensione FSS | Basta Computing | Splitty Data Split Format |
| Estensione FVE | Microsoft Corporation | Windows BitLocker Full Volume Encryption |
| Estensione GIFENX | Egis Technology Inc. | Egis Encrypted GIF |
| Estensione GTE | GigaTrust | GigaTrust Protected |
| Estensione GXK | Galaxkey | Galaxkey File Manager Encrypted Format |
| Estensione HBX | N/A | BinHex Encoded Format |
| Estensione HDE | Wagers & Associates, Inc. | NAUPA File Encryptor Encrypted |
| Estensione HEX | BinHex | Hex Dump Format |
| Estensione HID2 | N/A | KeepSafe Encrypted |
| Estensione HOP | Hippon SAS | Hippon Protected |
| Estensione HQX | N/A | Macintosh BinHex Archive |
| Estensione HTMLENX | Egis Technology Inc. | Egis Encrypted HTML |
| Estensione HTPASSWD | N/A | Apache Password Format |
| Estensione IBE | IBECrypto Team | IBECrypto Encrypted |
| Estensione ICP | Identity Compass International | Identity Compass Encrypted Profile |
| Estensione IVEX | Worldviz | Worldviz Vizard Encrypted |
| Estensione JAC | Kai Kretschmann | JaStaCry Encrypted Format |
| Estensione JCRYPT | JMasters | JCRYPT Encrypted Format |
| Estensione JPEGENX | Egis Technology Inc. | Egis Encrypted JPEG |
| Estensione JPGENX | Egis Technology Inc. | Egis Encrypted JPG |
| Estensione JPGX | Egis Technology Inc. | Egis Encrypted JPG Bitmap Image |
| Estensione JPI | Elfin Sp. z o.o. | Jupiter Encrypted XML |
| Estensione JRL | TAN$TAAFL Software Company | Top Secret Crypto Gold Top Secret Journal |
| Estensione JSN | JetSoft Co. | Shield Now Shield |
| Estensione K2P | Inv Softworks LLC. | Kryptel Encrypted |
| Estensione KDE | Kaspersky Labs | Kaspersky KryptoStorage Encrypted Format |
| Estensione KLQ | Kaspersky | Kaspersky Anti-Virus Quarantine Format |
| Estensione KSD | N/A | KeepSafe Encrypted |
| Estensione LASTLOGIN | N/A | Minecraft User Settings Format |
| Estensione LCN | Trymedia Systems, Inc. | License Format |
| Estensione LF | SoftwareKey | SoftwareKey License |
| Estensione LGB | Intuit Inc. | QuickBooks Little Green Box |
| Estensione LOCK3 | BlackBerry (Research In Motion Limited) | BlackBerry Encrypted 3GP |
| Estensione LOK | N/A | FileWrangler Encrypted Archive |
| Estensione LVIVT | Lvivtotoro | Lvivtotoro Game Format |
| Estensione LXV | Lexar Media, Inc. | Lexar Secure II Encrypted Archive |
| Estensione MACS | inoage GmbH | MADRIX Encrypted Script |
| Estensione MCK | NewSoftwares.net, Inc. | Macro Keys Encrypted Macro |
| Estensione MCRP | Bermin Software | MobyExplorer Encrypted Format |
| Estensione MEO | NCH Software | MEO Encrypted Format |
| Estensione MFS | EnderUNIX | MetFS Encrypted FUSE Based Formatsystem Format |
| Estensione MHTENX | Egis Technology Inc. | Egis Encrypted HTM |
| Estensione MHTMLENX | Egis Technology Inc. | Egis Encrypted MHTML |
| Estensione MIM | Internet Engineering Task Force | Multi-Purpose Internet Mail Extensions Format |
| Estensione MIME | The Internet Engineering Task Force | Multi-Purpose Internet Mail Extensions (MIME) File Format Format (RFC822) |
| Estensione MJD | Adobe Systems | Adobe Acrobat MIME Encoded Job Definition Format |
| Estensione MKEY | CompeGPS TEAM S.L. | CompeGPS Land Registration Key |
| Estensione MKEYB | CompeGPS TEAM S.L. | CompeGPS Land Registration Key |
| Estensione MME | N/A | Multipurpose Internet Mail Extensions Format |
| Estensione MNC | Autodesk | AutoCAD Compiled Menu Format |
| Estensione MONO | SourceForge.net | Monolith Munged Encoded |
| Estensione MSE | Autodesk | 3D Studio Max Encrypted MAXScript Format |
| Estensione NIP | Microsoft Corporation | Microsoft DRM (Digital Right Management) |
| Estensione OPEF | Softex Incorporated | OmniPass Encrypted Folder |
| Estensione P7E | N/A | SecureSoft Encrypted |
| Estensione P7X | Microsoft Corporation | Application Digital Certificate |
| Estensione P7Z | N/A | S/MIME Compressed Message |
| Estensione PACK | Oracle | Pack200 Packed Jar Format |
| Estensione PCXM | Microsoft Corporation | SQL Server Encrypted Forms Backup |
| Estensione PDC | LockLizard | Lizard Safeguard Secure PDF Format |
| Estensione PDFENX | Egis Technology Inc. | Egis Encrypted PDF |
| Estensione PKCS12 | N/A | Personal Information Exchange |
| Estensione PKEY | Elcor Software | PowerKey Encrypted Format |
| Estensione PKK | Simon Tatham | PuTTYgen Private Key |
| Estensione PKR | PGP Corporation | Pretty Good Privacy Public Keyring |
| Estensione POTMENX | N/A | Egis Encrypted PowerPoint POTM |
| Estensione PP7M | Entrust | Entrust Entelligence Security Provider Password-encrypted |
| Estensione PPENC | Ashampoo GmbH & Co. KG | Ashampoo Magical Security Encrypted |
| Estensione PPSXENX | N/A | Egis Encrypted PowerPoint PPSX |
| Estensione PPTENX | N/A | Egis Encrypted Powerpoint PPT |
| Estensione PPTXENX | N/A | Egis Encrypted Powerpoint PPTX |
| Estensione PRVKR | PGP Corporation | Pretty Good Privacy Private Keyring |
| Estensione PSW6 | AceBIT | Password Depot 6 Format |
| Estensione PUF | Briggs Softworks | Puffer Encrypted Format |
| Estensione QZE | Leung Yat Chun Joseph | QZip Encrypted |
| Estensione RAE | Schlichtherle IT Services | TrueZIP Encrypted ZIP Archive |
| Estensione RAES | Schlichtherle IT Services | TrueZIP Encrypted ZIP Archive |
| Estensione RARENX | Egis Technology Inc. | Egis Encrypted RAR |
| Estensione RBB | TAN$TAAFL Software Company | Top Secret Crypto Gold Random Bits Bin |
| Estensione RPZ | SAP AG | Crystal Reports ZIP Compressed And Encrypted Report |
| Estensione RSDF | RapidShare | RapidShare Download Settings Format |
| Estensione RZK | Red Zion | Red Zion Key Format |
| Estensione RZX | Red Zion | File Crypt Encrypted Format |
| Estensione S1J | N/A | Sealed |
| Estensione SAA | Information Security Corp. | SecretAgent Encrypted Archive |
| Estensione SAFE | NumeroLogic Systems, LLC. | ECypher Cryptographic Container |
| Estensione SDE | Steganos Software GmbH | Steganos Disk Encryption |
| Estensione SDO | Signere.no | Signere.no Signed Document |
| Estensione SDOC | Oracle | Microsoft Word Sealed Document Format |
| Estensione SEF | XenoSystems | Encryptafile Digital Signature Format |
| Estensione SGZ | Sigza Authentication Systems | Sigza’s SigzaLock Encrypted Format |
| Estensione SHY | Dr. Bootz | ShyFile Encrypted Format |
| Estensione SIGN | Free Software Foundation, Inc. | GNU Privacy Guard |
| Estensione SIGNED | Apple, Inc. | Apple Safari |
| Estensione SJPG | Oracle Corporation | Sealed JPG |
| Estensione SKA | PGP Corporation | Pretty Good Privacy (PGP) Secret Keyring |
| Estensione SMBP | Amazon.com, Inc. | Mobipocket EBook Secured Auxiliary |
| Estensione SME | Smartsoft | SmartEncryptor Encrypted Archive |
| Estensione SMHT | Oracle Corporation | Sealed MHT Archive |
| Estensione SNK | Microsoft | Microsoft Visual Studio Strong Name Key Format |
| Estensione SPD | Oracle | Sealed Acrobat Document |
| Estensione SPDF | Oracle | Sealed PDF Document Format |
| Estensione SPN | Oracle Corporation | Sealed PNG Graphic |
| Estensione SPPT | Oracle Corporation | Sealed Microsoft PowerPoint Presentation |
| Estensione STXT | Oracle Corporation | Sealed Text Document |
| Estensione SUF | Peter Selinger | Ccrypt Encrypted Format |
| Estensione SVZ | Actual Code Ltd. | Savez |
| Estensione SWITCH | Egress Software Technologies | Egress Switch Package Format |
| Estensione SXL | N/A | Sealed Excel Worksheet |
| Estensione TXTENX | Egis Technology Inc. | Egis Encrypted TXT |
| Estensione TZP | Schlichtherle IT Services | TrueZIP Ecnrypted JAR Java |
| Estensione UEA | AuthenTec | Protector Suite QL Format |
| Estensione UEED | Uconomix Technologies | Uconomix Encryption Engine Encrypted Directory |
| Estensione UENC | IDM Computer Solutions, Inc. | UltraEdit Encrypted Text |
| Estensione UHH | Eurotherm UK | Eurotherm Hydra History Encrypted |
| Estensione UU | N/A | Uuencoded (compressed) File Archive (ascii) |
| Estensione UUD | N/A | UUDecoded Format |
| Estensione UUE | N/A | UUEncoded Format |
| Estensione V2C | WellSight Systems Inc. | WellSight Systems HASP SRM License Information |
| Estensione VDATA | Squid Tooth | Vaulty Hide Picture Image Format |
| Estensione VF3 | VaultletSoft Inc. | Vaultlet Suite Encrypted |
| Estensione VLT | WinVault | WinVault File Archive |
| Estensione VMDF | Egis Technology Inc. | MyWinLocker Encrypted Virtual Drive |
| Estensione VME | MEGANET Corporation | Virtual Matrix Encryption |
| Estensione VP | Accellera | Verilog Encrypted Source Code Format |
| Estensione VSF | Voltage Security, Inc. | Voltage SecureFile Encrypted |
| Estensione WMG | WinMagic Inc. | SecureDoc Encrypted Hard Drive Control |
| Estensione WPE | Corel | WordPerfect Entrust Document |
| Estensione WZA | SPI | Encryption Wizard Archive |
| Estensione XCON | Ankit Malhotra | Conceal Encrypted Data |
| Estensione XDC | TOTALCMD.NET | Total Commander With DarkCrypt IV Plug-in Encrypted |
| Estensione XFI | xICE.NET | XICE Desktop Encrypted |
| Estensione XLAMENX | Egis Technology Inc. | Egis Encrypted Excel XLAM |
| Estensione XLSENX | Egis Technology Inc. | Egis Encrypted Excel XLS |
| Estensione XLSXENX | Egis Technology Inc. | Egis Encrypted Excel XLSX |
| Estensione XXE | N/A | XXEncoded Format |
| Estensione Y8PD | Spotmau Corporation | Password Finder Yahoo! Mail / Yahoo! Messenger Exported Password |
| Estensione YENC | N/A | YEnc Encoded Archive |
| Estensione YNC | N/A | YEnc Encoded Format |
| Estensione ZBB | ZEMAX Development Corporation | ZEMAX Black Box |
| Estensione ZIPENX | Egis Technology Inc. | Egis Encrypted ZIP |
| Estensione ZPS | Zebra Digital Assets | Zebra Portable Safe Format |
| Estensione ZXN | A1Yippee.net | PhotoEncrypt Encrypted Photo |
| Estensione ___FPE | ZQS Software | Folder Password Expert Protected Folder |