From 3f21f92f364aa80e4acd7d7aefad1b58cd47e707 Mon Sep 17 00:00:00 2001
From: redfast00 <10746993+redfast00@users.noreply.github.com>
Date: Wed, 27 Mar 2024 09:00:50 +0100
Subject: [PATCH] DOC: Encryption/decryption: Clone document instead of copying
 all pages (#2546)

---
 docs/user/encryption-decryption.md | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/docs/user/encryption-decryption.md b/docs/user/encryption-decryption.md
index 8c8dbe953..9beda1f2c 100644
--- a/docs/user/encryption-decryption.md
+++ b/docs/user/encryption-decryption.md
@@ -20,11 +20,7 @@ You can encrypt a PDF by using a password:
 from pypdf import PdfReader, PdfWriter
 
 reader = PdfReader("example.pdf")
-writer = PdfWriter()
-
-# Add all pages to the writer
-for page in reader.pages:
-    writer.add_page(page)
+writer = PdfWriter(clone_from=reader)
 
 # Add a password to the new PDF
 writer.encrypt("my-secret-password", algorithm="AES-256")
@@ -47,14 +43,11 @@ You can decrypt a PDF using the appropriate password:
 from pypdf import PdfReader, PdfWriter
 
 reader = PdfReader("encrypted-pdf.pdf")
-writer = PdfWriter()
 
 if reader.is_encrypted:
     reader.decrypt("my-secret-password")
 
-# Add all pages to the writer
-for page in reader.pages:
-    writer.add_page(page)
+writer = PdfWriter(clone_from=reader)
 
 # Save the new PDF to a file
 with open("decrypted-pdf.pdf", "wb") as f: