# e=1

When $e=1$, the encryption is virtually useless



$$
c = M^e = M^1 = M \mod N
$$

At that point, ciphertext $$c$$ is equal to $$M$$, and it's unencrypted.

```python
from Crypto.Util.number import long_to_bytes

print(long_to_bytes(m))
```
