lib: fix `RSAPub.E`

Return `e`.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/rsa.go b/lib/rsa.go
index 87b7447..772b898 100644
--- a/lib/rsa.go
+++ b/lib/rsa.go
@@ -139,7 +139,7 @@ func (r *RSAPub) Encrypt(msg []byte) []byte {
 }
 
 func (r *RSAPub) E() *big.Int {
-	return r.n
+	return r.e
 }
 
 func (r *RSAPub) N() *big.Int {