====== Linux crypto stuff ======

   * [[:linux:loopaes|Linux loopAES]]
   * [[:linux:dm-crypt|Linux dm-crypt]]
   * [[:linux:encfs|Linux encfs + fuse]]
   * [[:linux:ecryptfs|Linux and use of eCryptfs]]

**Benchmarking some stuff**:

**Plain (RAW partition)**
<code>
root@mono:/etc# time dd if=/dev/urandom of=/dev/sda1 bs=1M count=100
100+0 records in
100+0 records out
104857600 bytes (105 MB) copied, 25.584 s, 4.1 MB/s

real	0m25.589s
user	0m0.004s
sys	0m25.462s
</code>


**Blowfish cipher**
<code>
root@mono:/etc# time dd if=/dev/urandom of=/dev/mapper/swap bs=1M count=100
100+0 records in
100+0 records out
104857600 bytes (105 MB) copied, 28.8699 s, 3.6 MB/s

real	0m28.876s
user	0m0.000s
sys	0m25.918s
</code>

**AES-256 cipher**
<code>
/dev/mapper/swap is active:
  cipher:  aes-cbc-plain
  keysize: 256 bits
  device:  /dev/sda1
  offset:  0 sectors
  size:    4000122 sectors
  mode:    read/write

root@mono:/etc# time dd if=/dev/urandom of=/dev/mapper/swap bs=1M count=100
100+0 records in
100+0 records out
104857600 bytes (105 MB) copied, 29.0696 s, 3.6 MB/s

real	0m29.076s
user	0m0.004s
sys	0m25.722s

</code>