simpler rsa

1 files changed, 22 insertions, 0 deletions

diff --git a/final/rsa-encrypt.py b/final/rsa-encrypt.py
new file mode 100644
index 0000000..05cf562
--- /dev/null
+++ b/final/rsa-encrypt.py
@@ -0,0 +1,22 @@
+p = 29
+q = 17
+n = p*q
+tot = (p-1)*(q-1)
+e = 3 # Many present strictly for convenience's sake
+
+message = 'abcdef'
+messagenum = 0
+for char in message:
+  messagenum += ord(char)
+  messagenum *= 128 # Assuming ASCII only characters
+
+messageblocks = []
+while messagenum > 0:
+  messageblocks.append(messagenum%n)
+  messagenum = (messagenum-messagenum%n)//n
+
+def encrypt_block(blk):
+  return (blk ** e) % n
+
+encrypted = [encrypt_block(block) for block in messageblocks]
+print(encrypted)