Base64 Encoding Explained (With Examples)

Introduction

Base64 is a way to encode binary/text into ASCII so it can be transported safely in JSON, headers, or data URLs.

Step-by-step guide

1. Encode text with Base64 Encode.
2. Decode values with Base64 Decode.

Benefits

• Safer transport across systems
• Easy copy/paste

Best practices

• Base64 is not encryption.
• Large Base64 payloads can grow in size (~33%).

Related tools

• Base64 Encode
• Base64 Decode