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With the following links, I hope you find something that fits your needs, gives better results or get going :
- Tutorials / testimonials / advices :
- Data Recovery Myths might be a good start
- ReiserFS undelete/data recovery HOWTO .
- How a Corrupted USB Drive Was Saved by GNU/Linux
- Why Recovering a Deleted Ext3 File Is Difficult... by Brian Carrier
- How a Linux Distro Saved Hard Disk Data
- Hackaday Hard drive resurrection
- Some Data Recovery Tips
- EaseUs Data Recovery eBook: online and PDF
- Google Study: Failure Trends in a Large Disk Population (or a local copy).
- A review report of, mostly, Windows data recovery software.
- Disk imager (for Linux):
- recoverdm : again, a ‘dd‘ like tool. Seems that it had a special mode for CDROM.
- myrescue : a sort of ‘dd‘ like tool, but specialized in harddisk data copy (better handle of damaged areas).
- dcfldd : dcfldd is an enhanced version of GNU dd with features useful for forensics and security, and AIR the GUI front-end to dd/dcfldd.
- safecopy : safecopy is a data recovery tool which tries to extract as much data as possible from a seekable, but problematic (i.e. damaged sectors) source - like floppy drives, harddisk partitions, CDs, ..., where other tools like dd would fail doe to I/O errors.
- badblock-guess : badblock-guess will recover all readable sectors of the disk in minimal time while trying to prevent disk read retrying head recalibrations.
- dd_rescue and ddrescue
- dd_rhelp : dd_rhelp is a bash script that uses dd_rescue.
- Disk imager (for Windows):
- WinImage
- Rawrite and related (floppy) disk imaging programs.
- Partition tools :
- Filesystem tools :
- e2salvage
- e2extract
- e2undel
- fatback : FAT recovering tool (available from the Biatchux bootable CD project for forensic/analysis/data recovery/virus scanning/...
- FScat : FSCat is a utility for dumping filesystems offline.
- Ext2 Installable File System For Windows provides Windows NT4.0/2000/XP with full access to Linux Ext2 volumes (read access and write access).
- ReiserDriver is an installable File System Driver that allows ReiserFS partitions to be accessed under Windows
- FFS File System Driver for Windows 2000/XP/2003, allows you to get a read access to FreeBSD, NetBSD and OpenBSD FFS(UFS) partitions.
- ElcomSoft's Advanced EFS Data Recovery and its online documentation.
- File tools (identification, recovery, degraded mode read, consistency check, ...) :
- file : the famous file Unix command
- foremost : recover files based on their headers and footers (work on raw data files from dd for example).
- gzip recovery tookit : self explanatory...
- photorec : PhotoRec is a little tool to recover pictures from digital camera memory (you could also check my gepj-fat utility to recover JPEG files from FAT12/FAT16 filesystems).
- Various tools :
- Hex editors and viewers : hexdump from util-linux, KDE's khexedit, hexedit
- Hachoir is a library written in Python which allows to see and edit a binary files (or any binary stream) field per field. It can be used to extract some informations (eg. metadatas), edit some fields...
- Forensic suites :
- The Sleuth Kit & Autopsy : Forensic tools for Linux and other Unixes (check the excellent Links part).
- TCT (The Coroner's Toolkit), and don't miss from Wietse Venema and Dan Farmer Forensic Discovery" online version book.
- Linux distributions / Live CD / NAS :
- NASLite : single floppy disk based Network Attached Storage (NAS) Server Operating Systems designed to transform a basic computer into a dedicated file server.
- SMART : SMART data forensic suite and CDROM from ASR Data.
- System Rescue CD : is a linux system on a bootable cdrom for repairing your system and your data after a crash.
- Helix : Knoppix based forensic Live CD.
- RIP : Recovery Is Possible Linux rescue system.
- PLD RescueCD
- Ultimate Boot CD : a bootable CD containing many floppy based utilities for hard drives, partitions, filesystems, antivirus, mainboard...
- KNOPPIX, Ubuntu Live, SLAX,...
- Free Microsoft Windows software :
- Handy Recovery 1.0 at the bottom of the page.
- PC INSPECTOR.
- Linux Recovery and Linux Reader for ext2/ext3 filesystems, from DiskInternals.
- Commercial Microsoft Windows software :
- R-Studio Data Recovery is a family of powerful and cost-effective undelete and data recovery software..
- GetDataBack : do-it-yourself data recovery software.
- Easy Recovery : data recovering tool for Microsoft Windows filesystems.
- Active@ Partition Recovery : MBR and partition recovery tool.
- Hardware :
- PC-3000 : from ACE Data Recovery Engineering, developp software and hardware solutions for harddrive data recovery.
- A BIG forum forum about Data Recovery and Hard Drive Repair.
- Anatomy of a Hard Disk Drive
- HDD Firmware Center.
- Actionfront Recovering Unrecoverable Data whitepaper that focus on their SignalTrace technologie. Hardware oriented but very interesting.
- Head Stack Replacement: Questions and Answers
- Seagate RS-232 adapter schematic (don't know what it could really be used for)
- Hardrive password unlocker:
- HDD Unlock Wizard is a user-friendly application which allows you to easily unlock IDE and SATA Hard disk drives.
- HDD password removal
- AFF Repair Station is data recovery software which allows you to diagnose and repair system area problems of hard disk drives, and to remove passwords from drives locked with an ATA-password.
- Wipe and Erase data :
- Can Intelligence Agencies Read Overwritten Data? an answer to the famous Secure Deletion of Data from Magnetic and Solid-State Memory Gutmann's paper.
There's also Dan Kamiski Thoughs on Secure Deletion part 1 and part 2 - DBAN : Darik's Boot and Nuke ("DBAN") is a self-contained boot floppy that securely wipes the hard disks of most computers.
- CMRR Protocols for Disk Drive Secure Erase (and the paper).
- Protecting Sensitive Data : Researchers Develop Fail-Safe Techniques for Erasing Magnetic Storage Media.
- Can Intelligence Agencies Read Overwritten Data? an answer to the famous Secure Deletion of Data from Magnetic and Solid-State Memory Gutmann's paper.
- Prevention :
- dvdisaster : dvdisaster provides a margin of safety against data loss on CD and DVD media caused by aging or scratches.
- Clonezilla is a sort of Norton Ghost (much more like Symantec Ghost Corporate Edition), that is able to massively clone many computers simutaneously.
- parchive : a great archive tool with special file format that allows easy recovery by adding self protection in case of corruption in missing parts.
- And naturally... backups !
- Documentation on filesystems internals and file formats :
- Various :
- Bad Sector Blues : The Dreaded "error=0x40 { UncorrectableError }"
- FileDisk is a virtual disk driver for Windows NT/2000/XP that uses one or more files to emulate physical disks ().
- Mount Image Pro Computer Forensics software to mount EnCase, DD and SMART evidence files as virtual drives on your file system.
- DFTT : Digital Forensics Tool Testing Images
- Recovery Tools section at Freshmeat.
- Data Recovery : a lot of links related to data recovery at dmoz directory.
- Wikipedia Data recovery article.
- An interesting paper that "clear up misconception prominent in the storage community" about SCSI and ATA.
- A compilation of filesystem documentation
- Something you shouldn't have to care about.
- Hard Drive Recovery blog (doesn't seem active since june 2005).
- National Software Reference Library (NSRL) provide a collection of file hashes from numerous commercial softwares.
See also
e2retrieve an ext2 data recovery utilitygepj-fat a small JPEG recovery for FAT16 filesystem links
Craig's List Distro Watch E-Bay Freshmeat Google Google News My Blog Mozilla N.S.I. Netcraft RedHat Security Focus Slashdot Sun The Register Yahoo! Ziff-Davis
Linux Links Linux Questions.org Ubuntu Forums Debian Administration Linux Forums.com Moodle HowToForge.com forums1.itrc.hp.com BSD Forums Linux Printing ALSA Project (Sound drivers) Linux-USB.org Linux Networking TLDP.org Usermode Linux NetKit.org Qmail Rocks Netfilter.org Linux Devices
Links I use AboutDebian Fedora News sed tricks learnlinux.tsf.org.za Tao of Regular Expressions Regular Expressions Shell Scripting in 20 Pages Linux Command Reference Top 75 Security Tools Sygate Security Scan LILO and Grub Linux links @ Digg.com LPI Certification Tutorials BrunoLinux.com loll.sourceforge.net Tips for Slackware Users Debian Tips Check your hardware here
FreeBSD Links FreeBSD Handbook FreeBSD Diary
Linux Books Advanced Linux Programming Advanced Bash-Scripting Guide Debian Reference Debian Desktop Survival Guide Intelligentedu Free Tech Books Knowing Knoppix digilife.be Newbie Administration Guide Linux Device Drivers Programming Texts and Tutorials Rute User's Tutorial and Exposition Debian Reference Sendmail The Linux Kernel Maththinking Linux Users Guide IPtables Tutorials Linux Security for Beginners Secure programming for Linux and Unix HowTo Linux Security Administrator's Guide Slackbook.org Slackbasics.org
Linux Magazines Fedorazine Linux Journal Free Software Magazine Gnome Journal Linux Productivity Magazine Linux-Mag Linux Gazette [net] Linux Gazette [com] Linux Focus Linuxformat.co.uk RedHat Magazine Tux Magazine Linux World Magazine O3 Magazine
Linux Distribution offical docs SuSE 10 Docs Red Hat Docs Gentoo Handbook Ubuntu FAQ Guide
Linux Blogs dot.kde.org GNOME Support Planet KDE Linux and Things Anil Wadghule's Blog Makezine.com Linux Diaries Commandline Warriors Ubuntu Blog /Udev/random/source
Music Stuff KPIG Radio Live Concerts MP3.Com Net Radio Real Audio Rock n' Roll Hall of Fame RocknRoll.Com
PC Hardware Web Sites: 3COM Adaptec AMI AMD ASUS ATI Compaq Creative Labs DTC Dell DEC Fujitsu Gateway Genoa HP Hitachi IBM Intel Iwill Matrox Maxtor Micron nVidia NEC Onkyo Orchid Paradise Phillips Quantum S3 Seagate Sony SuperMicro Teac Torisan Toshiba Trident Think Geek Tyan WD WinBond Yamaha
Software Publishers Web Sites: Adobe Akamai Apple Autodesk Bentley Systems Borland Caligari Corel CyberSoft DownLoad Safari Distinct Electronic Arts Fractal Design IBM Immunix id Software JD Edwards Lotus MacroMedia Microsoft Mindscape Netscape NetVision Network Associates Novell Oakland Oracle OSDN PC Computing Red Hat Starfish Sun Symantec Synapse Telemate Tucows Unicore WireX Xerox
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