diff options
Diffstat (limited to 'Documentation/security')
| -rw-r--r-- | Documentation/security/00-INDEX | 2 | ||||
| -rw-r--r-- | Documentation/security/keys/ecryptfs.rst (renamed from Documentation/security/keys-ecryptfs.txt) | 19 | ||||
| -rw-r--r-- | Documentation/security/keys/index.rst | 1 |
3 files changed, 13 insertions, 9 deletions
diff --git a/Documentation/security/00-INDEX b/Documentation/security/00-INDEX index a840095bb11c..08a6e7a195ef 100644 --- a/Documentation/security/00-INDEX +++ b/Documentation/security/00-INDEX @@ -1,7 +1,5 @@ 00-INDEX - this file. -keys-ecryptfs.txt - - description of the encryption keys for the ecryptfs filesystem. keys-request-key.txt - description of the kernel key request service. keys-trusted-encrypted.txt diff --git a/Documentation/security/keys-ecryptfs.txt b/Documentation/security/keys/ecryptfs.rst index c3bbeba63562..4920f3a8ea75 100644 --- a/Documentation/security/keys-ecryptfs.txt +++ b/Documentation/security/keys/ecryptfs.rst @@ -1,4 +1,6 @@ - Encrypted keys for the eCryptfs filesystem +========================================== +Encrypted keys for the eCryptfs filesystem +========================================== ECryptfs is a stacked filesystem which transparently encrypts and decrypts each file using a randomly generated File Encryption Key (FEK). @@ -35,20 +37,23 @@ controlled environment. Another advantage is that the key is not exposed to threats of malicious software, because it is available in clear form only at kernel level. -Usage: +Usage:: + keyctl add encrypted name "new ecryptfs key-type:master-key-name keylen" ring keyctl add encrypted name "load hex_blob" ring keyctl update keyid "update key-type:master-key-name" -name:= '<16 hexadecimal characters>' -key-type:= 'trusted' | 'user' -keylen:= 64 +Where:: + + name:= '<16 hexadecimal characters>' + key-type:= 'trusted' | 'user' + keylen:= 64 Example of encrypted key usage with the eCryptfs filesystem: Create an encrypted key "1000100010001000" of length 64 bytes with format -'ecryptfs' and save it using a previously loaded user key "test": +'ecryptfs' and save it using a previously loaded user key "test":: $ keyctl add encrypted 1000100010001000 "new ecryptfs user:test 64" @u 19184530 @@ -62,7 +67,7 @@ Create an encrypted key "1000100010001000" of length 64 bytes with format $ keyctl pipe 19184530 > ecryptfs.blob Mount an eCryptfs filesystem using the created encrypted key "1000100010001000" -into the '/secret' directory: +into the '/secret' directory:: $ mount -i -t ecryptfs -oecryptfs_sig=1000100010001000,\ ecryptfs_cipher=aes,ecryptfs_key_bytes=32 /secret /secret diff --git a/Documentation/security/keys/index.rst b/Documentation/security/keys/index.rst index ddfe7e4726e6..d34f663354bb 100644 --- a/Documentation/security/keys/index.rst +++ b/Documentation/security/keys/index.rst @@ -6,3 +6,4 @@ Kernel Keys :maxdepth: 1 core + ecryptfs |