Add Elliptic Curve Cryptography

2026-02-18 12:32:05 +01:00
parent be5f872019
commit 16efeaec2d
4 changed files with 645 additions and 0 deletions
@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+
+import matplotlib.pyplot as plt
+from Cryptotools.Groups.elliptic import Point, Elliptic
+
+
+a = 3
+b = 8
+n = 89 # Must be prime number
+
+E = Elliptic(n, a, b)
+E.quadraticResidues()
+Ep = E.pointsE()
+#print(E.getQuadraticResidues())
+
+# For the graphic
+MAX=n
+
+fig, ax = plt.subplots()
+ax.legend(fontsize=14)
+ax.grid()
+
+# We generate x for the graphic
+x = list()
+x = [i for i in range(0, MAX)]
+
+# Drawing the point.
+for p in Ep:
+    ax.plot(p.x, p.y, 'bo')
+
+# Draw a line for the symmetry
+plt.axline([0, 45], [45, 45], linestyle="--", color="red")
+plt.show()