rng.13-37.org free entropy service

Registration required

To use this free entropy service registration is required. Entering your e-mail adress is optional, but we ask you for it, so we can reach out in case of problems/maintenance notifications
.Please read our Privacy Policy for more information.

Usage:

requesthelpparameters
/randomget 1024 bytesGET: token, hex
/rawget 1024 raw bytes
use ONLY for testing (not implemented yet!)
GET: token, hex
/statusshow current buffer statusGET: token

Registration:

/registerregistration formPOST: captcha, (email)
/activateactivation linkPOST: token
/deletedelete your account (e-mail address/contact information will be deleted permanently after 7 days)GET: token

Example calls:

Get some SHA-3 whitened entropy (binary format)

curl https://rng.13-37.org/random?token=12345

Get some SHA-3 whitened entropy (in hex)

curl https://rng.13-37.org/random?token=12345?hex=1

Get some raw entropy (in hex)

curl https://rng.13-37.org/raw?token=12345?hex=1

DISCLAIMER
THIS SERVICE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SERVICE OR THE USE OR OTHER DEALINGS IN THE SERVICE.