How to send base 64 string to mail body

To send a Base64 string as the body of an email, you'll need to encode the string as a MIME attachment or embed it in the email body using a specific format. Here are a few approaches:

Method 1: Embed the Base64 string in the email body

You can embed the Base64 string in the email body using a text/plain or text/html content type. This method is simple, but it may not be suitable for large files or sensitive data.

Example (using Python):

import base64
import smtplib
from email.mime.text import MIMEText

# Create a Base64 string
base64_string = base64.b64encode(b"Hello, World!")

# Create a text message
msg = MIMEText(base64_string.decode())
msg['Subject'] = 'Base64 String in Email Body'
msg['From'] = '[email protected]'
msg['To'] = '[email protected]'

# Send the email
server = smtplib.SMTP('your_smtp_server')
server.sendmail('[email protected]', '[email protected]', msg.as_string())
server.quit()

Method 2: Attach the Base64 string as a MIME attachment

You can attach the Base64 string as a MIME attachment using a text/plain or application/octet-stream content type. This method is more secure and suitable for large files or sensitive data.

Example (using Python):

import base64
import smtplib
from email.mime.multipart import MIMEMultipart
from email.mime.base import MIMEBase
from email import encoders

# Create a Base64 string
base64_string = base64.b64encode(b"Hello, World!")

# Create a multipart message
msg = MIMEMultipart()
msg['Subject'] = 'Base64 String as Attachment'
msg['From'] = '[email protected]'
msg['To'] = '[email protected]'

# Create a MIME attachment
attachment = MIMEBase('text', 'plain')
attachment.set_payload(base64_string.decode())
encoders.encode_base64(attachment)
attachment.add_header('Content-Disposition', 'attachment', filename='base64_string.txt')

# Add the attachment to the message
msg.attach(attachment)

# Send the email
server = smtplib.SMTP('your_smtp_server')
server.sendmail('[email protected]', '[email protected]', msg.as_string())
server.quit()

Method 3: Use a library to handle the encoding and sending

You can use a library like python-mime or email-encoder to simplify the process of encoding and sending the Base64 string.

Example (using python-mime):

import base64
import smtplib
from python_mime import MimeMessage

# Create a Base64 string
base64_string = base64.b64encode(b"Hello, World!")

# Create a MIME message
msg = MimeMessage()
msg['Subject'] = 'Base64 String in Email Body'
msg['From'] = '[email protected]'
msg['To'] = '[email protected]'
msg.set_payload(base64_string.decode(), 'text/plain')

# Send the email
server = smtplib.SMTP('your_smtp_server')
server.sendmail('[email protected]', '[email protected]', msg.as_string())
server.quit()

Remember to replace the placeholders (your_smtp_server, [email protected], [email protected]) with your actual email server and email addresses.

Mail Knowledge

How to send base 64 string to mail body