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#0 -1 » Dechiffrer son dossier personnel » Le 05/08/2012, à 15:10
- vic7
- Réponses : 10
Bonjour a tous,
J'ai dernierement fait une petite betise sur mon ubuntu, m'obligeant a le reinstaller. Je voudrais simplement sauvegarder mes documents avant. Probleme : J'avais crypte mon dossier quand ubuntu me l'a propose. J'ai donc suivi le tuto propose sur la doc d'ubuntu a l'aide d'un live cd mais si ca monte bien le dossier je ne peux toujours pas y acceder. Pourquoi ?
Voici en details ma manip :
ubuntu@ubuntu:~$ sudo ecryptfs-add-passphrase --fnek
Passphrase:
Inserted auth tok with sig [d9fb468950249795] into the user session keyring
Inserted auth tok with sig [be572911a3419a8f] into the user session keyring
ubuntu@ubuntu:~$ sudo find / -type d -iname '.Private' 2>/dev/null
/media/46e97b1c-255a-4faf-9a8b-8a839883627e/home/.ecryptfs/user/.Private
ubuntu@ubuntu:~$ sudo mount -t ecryptfs /media/46e97b1c-255a-4faf-9a8b-8a839883627e/home/.ecryptfs/user/.Private /media/decrypted
Passphrase:
Select cipher:
1) aes: blocksize = 16; min keysize = 16; max keysize = 32 (loaded)
2) des3_ede: blocksize = 8; min keysize = 24; max keysize = 24 (not loaded)
3) cast6: blocksize = 16; min keysize = 16; max keysize = 32 (not loaded)
4) cast5: blocksize = 8; min keysize = 5; max keysize = 16 (not loaded)
Selection [aes]:
Select key bytes:
1) 16
2) 32
3) 24
Selection [16]:
Enable plaintext passthrough (y/n) [n]: n
Enable filename encryption (y/n) [n]: y
Filename Encryption Key (FNEK) Signature [d9fb468950249795]: be572911a3419a8f
Attempting to mount with the following options:
ecryptfs_unlink_sigs
ecryptfs_fnek_sig=be572911a3419a8f
ecryptfs_key_bytes=16
ecryptfs_cipher=aes
ecryptfs_sig=d9fb468950249795
WARNING: Based on the contents of [/root/.ecryptfs/sig-cache.txt],
it looks like you have never mounted with this key
before. This could mean that you have typed your
passphrase wrong.
Would you like to proceed with the mount (yes/no)? : yes
Would you like to append sig [d9fb468950249795] to
[/root/.ecryptfs/sig-cache.txt]
in order to avoid this warning in the future (yes/no)? : no
Not adding sig to user sig cache file; continuing with mount.
Mounted eCryptfs
Et voici ce que me donne la commande ls -l :
root@ubuntu:/home/ubuntu# cd /media/decrypted/
root@ubuntu:/media/decrypted# ls -l
total 412
drwx------ 2 1000 1000 4096 Aug 4 13:51 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G2MuleYA1yrYSoljK9g4b7U--
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G3q3DKywdH8U0I.FiOZQcu---
drwx------ 4 1000 1000 4096 May 12 19:25 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G3UTX-yRV2Naq6ifKf66fE---
drwx------ 4 1000 1000 4096 May 12 20:31 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G6qTnevTwhCyYpkmQ77pTkk--
drwxr-xr-x 2 1000 1000 4096 Aug 1 07:31 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G8-aqj1EIQ8Xvt-qEirFnO---
drwxrwxr-x 4 1000 1000 4096 Aug 1 07:55 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G8D.bQTF..D8U8UQaJ8Tu.E--
drwx------ 3 1000 1000 4096 Jun 3 10:27 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G8VLb39tUyMKeGlmpO2ynwU--
drwxr-xr-x 7 1000 1000 4096 Aug 2 21:18 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G8vODJDADbAPVaItSN9i.y---
lrwxrwxrwx 1 1000 1000 124 May 12 20:15 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G8WGPO8V7J68HdifxaE7B2E-- -> ECRYPTFS_FNEK_ENCRYPTED.FYbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GR6tD5iCtaInW1NLAyssrN8Cc2pUNFnMKG3Z8hv-LyctzypVJcqcTL79UvSK944JZ
drwxrwxr-x 3 1000 1000 4096 May 12 21:15 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G9CcsGTSgg1dahGwbAnK9N---
drwx------ 21 1000 1000 4096 Aug 4 08:58 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G9w.JPcs9z-ahhoxIHZY1k---
-rw------- 1 1000 1000 9584 Aug 4 13:51 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GacoWvNVUpvx-u5KhB.PRr---
-rw-rw-r-- 1 1000 1000 376 Aug 4 08:58 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GaoubNrX0kt.CGTRrdzMnRU--
drwxr-xr-x 3 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GBWHLmh5H75EbvXSWR6HkNE--
drwx------ 3 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8Gc5Vhzr9J6sNr-SWUTp4Jd---
-rw------- 1 1000 1000 57 Aug 4 13:51 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GcKwFdBD2EqfRI.2CcNJaW---
-rw------- 1 1000 1000 256 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GCP3pya941HeUMm-oLZXjwk--
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GE4Qhf.y6RaMTQ4bheetTGU--
-rw-r--r-- 1 1000 1000 3486 May 12 20:15 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GE7Y07U1C7RZ47xEQ7iwTdE--
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GELangKB8QrxB-6XtH-rKdU--
drwxr-xr-x 8 1000 1000 4096 Aug 2 20:00 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GezXSytxTGiovhTiuSpjVcE--
drwxrwxr-x 2 1000 1000 4096 Aug 3 17:11 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GF.iIG8dBAb6EQL49eskb8U--
drwxrwxr-x 2 1000 1000 4096 Aug 3 17:07 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GG3yef4-k4vDv8f4HKOFkpk--
drwx------ 4 1000 1000 4096 Aug 2 10:34 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GgjcAEKlFYgOcTDdfnIaaBk--
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GhLEIaKFPyFphCmT7El-FGE--
drwxrwxr-x 2 1000 1000 4096 Jul 4 12:07 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GHmelWBLpTsIzUtjDpB97u---
drwxr----- 2 1000 1000 4096 Aug 3 16:44 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GHPwG1pXBdAaqD4RJ8UzWuE--
-rw-rw-r-- 1 1000 1000 178 Aug 4 13:51 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8Gjq0gth.qeljuBstQcjaSQ---
drwx------ 18 1000 1000 4096 Aug 3 17:10 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GjwKYYzeDVtTN170sg3zheE--
drwx------ 2 1000 1000 4096 Jun 3 09:29 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GJZhIRdSj5hGVcDtb5T1fBU--
drwx------ 3 1000 1000 4096 Jun 3 10:27 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GKO.QW7D98f76gtu.mxnP.k--
drwx------ 4 1000 1000 4096 May 12 19:42 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GkSN7Sr8-JUSTuXbEbeI8rE--
drwx------ 4 1000 1000 4096 May 12 20:29 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GLVnFDGvgm7MDlJPMa8nE0U--
drwxrwxr-x 3 1000 1000 4096 Aug 4 08:59 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GMf03B-XAZGiHbY-bfGKMoE--
drwx------ 3 1000 1000 4096 Aug 4 09:40 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GMgV7phHpwgnxENMYZZ59yU--
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G.MlMbxpSfbE.H1QrjbN.nU--
drwxrwxr-x 2 1000 1000 4096 May 14 14:50 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GmVVRGoL6V146IoDLln07PE--
drwxrwxr-x 2 1000 1000 4096 Aug 2 19:37 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GMXVYu.tmLpdx.tVL2.Shl---
-rw------- 1 1000 1000 3181 Aug 4 09:26 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GnRFH.GgVoOBsE7FUFVychk--
drwxrwxr-x 3 1000 1000 4096 Aug 1 14:02 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GOeUy6pTGqdJAfI5ty1bpAU--
drwxr-xr-x 18 root root 4096 Aug 4 08:55 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GPE2jI9SDxn8FFVUhRx0Uqk--
drwx------ 4 1000 1000 4096 Aug 4 13:51 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G.q16dU2Jrrj5qfvzHM5E0E--
-rw-r--r-- 1 1000 1000 220 May 12 20:15 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GqBIpGEH6X2.b8DWjWzmeGE--
-rw-r--r-- 1 1000 1000 675 May 12 20:15 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GriDvPRfGNrbJ93yxAXJ3DU--
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GRj1VR7tY1GsLzJwaZfHyL---
drwx------ 2 1000 1000 4096 Jun 3 09:29 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GrpYXxcTxKYfzBZZgqPr-fk--
-rw-r----- 1 1000 1000 0 Aug 4 08:39 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GS656BynN1pmwGefXtCRfv---
drwx------ 3 1000 1000 4096 May 13 10:46 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GTMx7qfBOaMislq4uhl0ldU--
lrwxrwxrwx 1 1000 1000 124 May 12 20:15 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GVVl.xy2XuPv8bd2Imgppik-- -> ECRYPTFS_FNEK_ENCRYPTED.FYbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GHAWc4qsLDfaquoyNKUAc443G5U-RddKiuguPE8nl6265YUMvrPDL.72vlQ1RykAY
drwxr-xr-x 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GWjV4vEOZNzFbNWLfKlPmA---
drwx------ 2 1000 1000 4096 May 12 20:28 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GwOFysGnLklnhBYdKAsksa---
drwxrwxr-x 2 1000 1000 4096 Jul 4 13:30 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GYnAVIkYlTi1SL06KFvM9vE--
drwx------ 3 1000 1000 4096 Aug 1 14:16 ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8Gz2A9rOnO1S0ntjowqdbIAU--
-rw------- 1 1000 1000 2938 Aug 4 14:00 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GHK4-e8.t7RKu-JfE6UnTN8uilH-kYd3.-fd0LsaovaU-
drwx------ 3 1000 1000 4096 May 12 20:29 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GHK4-e8.t7RKu-JfE6UnTNATkerofH6Ly49Yy4b1pD0I-
-rw-r--r-- 1 1000 1000 8445 May 12 20:15 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GHK4-e8.t7RKu-JfE6UnTNAucKTAp1ITgdoxtSixYXaY-
drwxr-xr-x 3 1000 1000 4096 Aug 3 17:02 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GJniyJjqQ2gAdtEiCgAkqHV8SHySEKCepP7vYota7z0g-
-rw------- 1 1000 1000 0 Aug 4 09:47 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8VlrADkc12RTJC2rdnbhTESY-
-rw------- 1 1000 1000 0 May 12 19:31 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8VvJ6zhmVK9sk.Oo4MyIaYVA-
-rw------- 1 1000 1000 0 May 13 11:27 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8VvK5VGVSRRnM1z8Pmgh1T6U-
-rw------- 1 1000 1000 0 Aug 4 14:00 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8VvyNt0-KhXznBq4GTqIG8cw-
-rw------- 1 1000 1000 0 Aug 2 17:49 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8Vx0y4yM07ncWdlLboCPOl.k-
-rw------- 1 1000 1000 0 May 12 20:49 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8VyaOv7J.VWg2p4BQ67IQAC--
-rw------- 1 1000 1000 0 Jul 3 09:31 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8Vzhl9PVwQL0x3os92RgIX12-
-rw------- 1 1000 1000 0 Jun 9 19:23 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GojD9ake2Thwo.As8Mvy8Vzl.XmvLeIY8SHpEni2slww-
-rw------- 1 1000 1000 2428 Aug 4 09:47 ECRYPTFS_FNEK_ENCRYPTED.FXbenGuxl-IYnkRUird50N7M3MLNkQJmQi8GtN3Alt8MzqwSEiNb3QPYcQFmbRPRTYOetR8Ia4DklLU-
J'ai aussi essaye d'utiliser la commande ecryptfs-recover-private :
root@ubuntu: ~$ ecryptfs-recover-private
INFO: Searching for encrypted private directories (this might take a while)...
INFO: Found [/media/46e97b1c-255a-4faf-9a8b-8a839883627e/home/.ecryptfs/user/.Private].
Try to recover this directory? [Y/n]: y
INFO: Found your wrapped-passphrase
Do you know your LOGIN passphrase? [Y/n] n
INFO: To recover this directory, you MUST have your original MOUNT passphrase.
INFO: When you first setup your encrypted private directory, you were told to record
INFO: your MOUNT passphrase.
INFO: It should be 32 characters long, consisting of [0-9] and [a-f].
Enter your MOUNT passphrase:
INFO: Success! Private data mounted read-only at [/tmp/ecryptfs.8eQj0iSC].
Mais le resultat est le meme.
Merci de bien vouloir m'aider.
PS: Desole pour les accents, etant toujours sur le live cd, ubuntu prend mon clavier pour un qwerty...
Et aussi je tiens a vous preciser que j'ai tres peu de connaissances sur ubuntu, je passe progressivement de windows a ubuntu.
#1 Re : -1 » Dechiffrer son dossier personnel » Le 05/08/2012, à 18:34
- vic7
- Réponses : 10
Merci pour votre reponse.
Cependant, comme je l'ai explique dans mon precedent message j'ai deja essaye cette methode mais quand je vais a l'adresse indique (/tmp/ecryptfs.8eQj0iSC), je trouve plein de dossiers qui n'ont rien a voir avec mes documents, des dossiers du type ECRYPTFS_FNEK_ENCRYPTED.FWbenGuxl-IYnkRUird50N7M3MLNkQJmQi8G2MuleYA1yrYSoljK9g4b7U--
Et oui j'ai bien monte la partition avant la manip.
#2 Re : -1 » Dechiffrer son dossier personnel » Le 06/08/2012, à 21:28
- vic7
- Réponses : 10
Et en rentrant dans mon vieux ubuntu en mode dépannage, il n'y a pas un moyen de copier mes documents vers une clé usb sachant que je connais mon mot de passe de session ?
#3 Re : -1 » Dechiffrer son dossier personnel » Le 07/08/2012, à 11:38
- vic7
- Réponses : 10
Sinon j'ai essaye la commande ecryptfs-mount-private mais j'obtiens
ERROR: Encrypted private directory is not setup properly
En recherchant sur internet, je suis tombe sur ce site qui propose une methode de recuperation de donnees lorsqu'on a cette erreur. Mais comment faire l'etape 2, monter sa partition home dans /home ?
#4 Re : -1 » Dechiffrer son dossier personnel » Le 07/08/2012, à 16:47
- vic7
- Réponses : 10
Apparemment pas à grand chose si ce n'est de créer des ennuies en cas de plantage... C'est ce que je viens de comprendre.
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