unprovable

# You could just use https://github.com/open-quantum-safe/oqs-demos/tree/main/httpd ...
# but if you REALLY want ubuntu flavoured PQC... here's a working version of the script
# on this blog: https://medium.com/be-tech-with-santander/how-to-configure-post-quantum-cryptography-in-your-web-server-fcf79e05e526
# (theirs has a gnarly typo that is fixed below)
# This will PROBABLY BREAK when OpenSSL changes it's format for the default openssl.cnf file, but until then this should be good. 
# -M.

# set some versions
ARG OPENSSL_TAG=openssl-3.4.0

unprovable

unprovable

unprovable

// This is shockingly bad code... but I threw it together in ~4mins...
// because I couldn't find one anywhere and needed it for some ESP32 experimentation...
// See the MBED reference for this:
//    https://tls.mbed.org/api/gcm_8h.html

#include "mbedtls/gcm.h"

void setup() {
  Serial.begin(115200);
  mbedtls_gcm_context aes;

unprovable

__author__ = "Mark Carney aka @LargeCardinal"
__copyright__ = "The Author"
__license__ = "MIT"
__status__ = "Proof of Concept - NOT FOR PRODUCTION"

import qiskit 
from qiskit import IBMQ

import math
import sympy

unprovable

\begin{center}
\begin{tikzpicture}[scale=2.5]
% reducing to
\node (1) at (0,1) {$\omega^\omega$};
\node (2) at (1.5,1) {$\textbf{U}$};
\node (3) at (0,0) {$\omega^\omega \rangle$};
\node (4) at (1.5,0) {$\textbf{V}$};
% reducing from
\node (A) at (-1.5,1) {$\omega^\omega$};
\node (B) at (-3,1) {$\textbf{X}$};

unprovable

long rand_i, rand_j, rand_k;
unsigned long i = 0, j = 0, k = 0;

void setup() {
  // put your setup code here, to run once:
  rand_i = random();
  rand_j = random();
  rand_k = random();
  Serial.begin(9600);
  while (!Serial) {}

unprovable

#include <stdlib.h>
#include <stdio.h>

static int do_rand(unsigned long *ctx)
{
	/*
	 * Compute x = (7^5 * x) mod (2^31 - 1)
	 * wihout overflowing 31 bits:
	 *      (2^31 - 1) = 127773 * (7^5) + 2836
	 * From "Random number generators: good ones are hard to find",

unprovable

// RC Entropy source...
// experimental code - NOT FOR USE IN PRODUCTION!!
// --- not proven to be anywhere close to CSPRNG nor TruRNG ---
// by Mark C (@LargeCardinal)
//
// So, a 1.2 to 1nF ceramic cap and 100Ohm resistor are placed in
// parallel across the A6 and GND pins. A fly wire from Digital
// pin 2 then goes to the A6 rail, powering the cap of 1nF and 100Ohm res
// 
// In practice, it seems we really don't need the capacitor... maybe

unprovable

Random number test...
16807
282475249
1622650073
984943658
1144108930
470211272
101027544
1457850878
1458777923