Chilkat2-Python

Send Encrypted Email using Certificate in Apple Keychain

See more Apple Keychain Examples

Send encrypted (S/MIME) email using a certificate found in the Apple Keychain.

Note: This example requires Chilkat v10.1.2 or later.

Chilkat2-Python

import sys
import chilkat2

success = False

email = chilkat2.Email()
email.Subject = "This email is encrypted"
email.Body = "This is a S/MIME encrypted mail"
email.From = "Joe <joe@example.com>"

# Emails are encrypted using the recipient's certificate.
recipientEmailAddr = "jane@example2.com"
email.AddTo("",recipientEmailAddr)

# Indicate that the email is to be sent encrypted.
email.SendEncrypted = True

cert = chilkat2.Cert()

# -----------------------------------------------
# This example requires Chilkat v10.1.2 or later.
# -----------------------------------------------

# The recipient's certificate is used to encrypt.
# This will load the certificate from the Apple Keychain.
success = cert.LoadByEmailAddress(recipientEmailAddr)
if (success != True):
    print(cert.LastErrorText)
    sys.exit()

# Specify the certificate to be used for encryption.
success = email.SetEncryptCert(cert)
email.SendEncrypted = True

mailman = chilkat2.MailMan()
mailman.SmtpHost = "smtp.example.com"
mailman.SmtpUsername = "joe@example.com"
mailman.SmtpPort = 587
mailman.StartTLS = True

# We'll get the SMTP password from the Apple Keychain.
# See how we originally saved the email credentials to the Keychain here:
# Save Email Credentials in Apple Keychain or Windows Credentials Manager
secrets = chilkat2.Secrets()

# On Windows, this is the Windows Credentials Manager
# On MacOS/iOS, it is the Apple Keychain
secrets.Location = "local_manager"

# Specify the name of the secret.
# service and username are required.
# appName and domain are optional.
# Note: The values are arbitrary and can be anything you want.
json = chilkat2.JsonObject()
json.UpdateString("appName","MyEmailApp")
json.UpdateString("service","SMTP")
json.UpdateString("domain","example.com")
json.UpdateString("username","joe@example.com")

mailman.SmtpPassword = secrets.GetSecretStr(json)

# Send the encrypted email.
# The email is encrypted and sent within the SendEmail function.
success = mailman.SendEmail(email)
if (success != True):
    print(mailman.LastErrorText)
    sys.exit()

print("Encrypted email sent!")