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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/comparison.md | 93 |
1 files changed, 38 insertions, 55 deletions
diff --git a/docs/comparison.md b/docs/comparison.md index be065f5..2a4eeb7 100644 --- a/docs/comparison.md +++ b/docs/comparison.md @@ -15,54 +15,23 @@ If you spot an error or want to see a project added, please Overview -------- -<table> - <thead> - <tr> - <td></td> - <td>gocryptfs</td> - <td>encfs</td> - <td>ecryptfs</td> - <td>cryptomator</td> - </tr> - </thead> - <tbody> - <tr> - <td>First release</td> - <td><a href="https://github.com/rfjakob/gocryptfs/releases/tag/v0.1">2015</a></td> - <td><a href="https://github.com/vgough/encfs/blob/master/ChangeLog#L1442">2003</a></td> - <td><a href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=237fead619984cc48818fe12ee0ceada3f55b012">2006</a></td> - <td><a href="https://github.com/cryptomator/cryptomator/releases/tag/v0.1.0">2014</a></td> - </tr> - <tr> - <td>Language</td> - <td>Go</td> - <td>C++</td> - <td>C</td> - <td>Java</td> - </tr> - <tr> - <td>License</td> - <td>MIT</td> - <td><a href="https://github.com/vgough/encfs/blob/master/COPYING">LGPL/GPL</a></td> - <td>GPL</td> - <td><a href="https://github.com/cryptomator/cryptomator/tree/master/LICENSES">Apache/BSD/MIT</a></td> - </tr> - <tr> - <td>File interface</td> - <td>FUSE</td> - <td>FUSE</td> - <td>in-kernel filesystem</td> - <td>WebDAV</td> - </tr> - <tr> - <td>Platform support</td> - <td>Linux (help wanted for Mac OS X port)</td> - <td>Linux, Mac OS X</td> - <td>Linux only</td> - <td>Linux, Mac OS X, Windows</td> - </tr> - </tbody> -</table> +| | gocryptfs | encfs | ecryptfs | cryptomator | +| -------------- | ----------------------- | ------------------------------------ | --------------------------- | ------------------- | +| First release | 2015 [1] | 2003 [2] | 2006 [3] | 2014 [4] | +| Language | Go | C++ | C | Java | +| License | MIT | LGPL/GPL [5] | GPL | Apache/BSD/MIT [6] | +| File interface | FUSE | FUSE | in-kernel filesystem | WebDAV | +| Platforms | Linux (OSX planned [7]) | Linux, OSX; third-party Windows port | Linux only | Linux, OSX, Windows | +| User interface | Command line only | Command line; third-party graphical | Integrated in login process | Graphical only | + +References: +[[1]](https://github.com/rfjakob/gocryptfs/releases/tag/v0.1) +[[2]](https://github.com/vgough/encfs/blob/master/ChangeLog#L1442) +[[3]](https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=237fead619984cc48818fe12ee0ceada3f55b012) +[[4]](https://github.com/cryptomator/cryptomator/releases/tag/v0.1.0) +[[5]](https://github.com/vgough/encfs/blob/master/COPYING) +[[6]](https://github.com/cryptomator/cryptomator/tree/master/LICENSES) +[[7]](https://github.com/rfjakob/gocryptfs/issues/15) General Security @@ -78,7 +47,7 @@ References: [[1]](security.md) [[2]](https://github.com/vgough/encfs/blob/master/DESIGN.md) [[3]](https://cryptomator.org/#security) -[[4]](http://ecryptfs.org/documentation.html) actually, there is a lot of documentation, but none of +[[4]](http://ecryptfs.org/documentation.html) actually, there is a lot of ecryptfs documentation, but none of it seems to describe the used crypto. @@ -86,10 +55,10 @@ it seems to describe the used crypto. File Contents ------------- -| | gocryptfs | encfs default | encfs paranoia | ecryptfs | cryptomator | -| ---------- | --------- | ------------------------- | ------------------------- | -------- | ------------------ | -| Encryption | GCM | CBC, CFB (last block [1]) | CBC, CFB (last block [1]) | CBC | CTR with random IV | -| Integrity | GCM | none | HMAC | none | HMAC | +| | gocryptfs | encfs default | encfs paranoia | ecryptfs | cryptomator | +| ---------- | --------- | --------------------------- | --------------------------- | -------- | ------------------ | +| Encryption | GCM | CBC; CFB for last block [1] | CBC; CFB for last block [1] | CBC | CTR with random IV | +| Integrity | GCM | none | HMAC | none | HMAC | References: [[1]](https://github.com/vgough/encfs/issues/9) @@ -102,9 +71,23 @@ File Names | Encryption | EME | CBC | CBC | CBC | SIV | | Prefix leak | no (EME) | no (HMAC used as IV) | no (HMAC used as IV) | yes [2] | no (SIV) | | Identical names leak | no (per-directory IV) | no (path chaining) | no (path chaining) | yes [1] | yes [3] | -| | | | | | | References: [[1]](https://gist.github.com/rfjakob/a04364c55b3ee231078d) [[2]](https://gist.github.com/rfjakob/61a17bf3c7eb9932d791) -[[3]](https://github.com/cryptomator/cryptomator/issues/128)
\ No newline at end of file +[[3]](https://github.com/cryptomator/cryptomator/issues/128) + +Disk Space Efficiency +--------------------- + +(all file sizes in bytes) + +| | gocryptfs | encfs default | encfs paranoia | ecryptfs | cryptomator | +| ----------------- | --------- | ------------- | -------------- | -------- | ------------------ | +| Empty file | 0 | 0 | 0 | 8192 | ~104 - 4231 | +| 1 byte file | 51 | 9 | 17 | 12288 | ~104 - 4231 | +| 1000000 byte file | 1007858 | 1000008 | 1007888 | 1011712 | ~1001161 - 1100936 | +| | | | | | | + +Note: cryptomator obfuscates the real file size by adding a random padding which +is why the resulting size is non-deterministic.
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