Chilkat Examples

ChilkatHOME.NET Core C#Android™AutoItCC#C++Chilkat2-PythonCkPythonClassic ASPDataFlexDelphi ActiveXDelphi DLLGoJavaLianjaMono C#Node.jsObjective-CPHP ActiveXPHP ExtensionPerlPowerBuilderPowerShellPureBasicRubySQL ServerSwift 2Swift 3,4,5...TclUnicode CUnicode C++VB.NETVBScriptVisual Basic 6.0Visual FoxProXojo Plugin

Tcl Examples

Web API Categories

ASN.1
Amazon EC2
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Azure Table Service
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
EBICS
ECC
Ed25519
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
GMail SMTP/IMAP/POP
Geolocation
Google APIs
Google Calendar
Google Cloud SQL
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text
HTTP

HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
MS Storage Providers
Microsoft Graph
NTLM
OAuth1
OAuth2
OIDC
Office365
OneDrive
OpenSSL
Outlook
Outlook Calendar
Outlook Contact
PDF Signatures
PEM
PFX/P12
PKCS11
POP3
PRNG
REST
REST Misc
RSA
SCP
SCard
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
ScMinidriver
SharePoint
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(Tcl) Encrypt MIME using RSAES-OAEP with SHA256 and AES-128 content encryption

Demonstrates how to encrypt MIME using RSAES-OAEP with SHA256 and AES-128 content encryption.

Note: This example requires Chilkat v9.5.0.67 or greater.

Chilkat Tcl Extension Downloads

Chilkat Tcl Extension Downloads

load ./chilkat.dll

# This requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

set mime [new_CkMime]

# Create a MIME message to encrypt.
CkMime_NewMultipartMixed $mime
CkMime_AddHeaderField $mime "someHeader1" "Some value 1"
CkMime_AddHeaderField $mime "someHeader2" "Some value 2"

set part0 [new_CkMime]

CkMime_AddHeaderField $part0 "hdrA" "Some value A"
CkMime_AddHeaderField $part0 "hdrB" "Some value B"
CkMime_put_ContentType $part0 "text/plain"
CkMime_SetBody $part0 "This is the plain-text body."

set part1 [new_CkMime]

CkMime_AddHeaderField $part1 "hdrX" "Some value X"
CkMime_AddHeaderField $part1 "hdrY" "Some value Y"
CkMime_put_ContentType $part1 "text/xml"
CkMime_SetBody $part1 "<a>This is the XML body</a>"

CkMime_AppendPart $mime $part0
CkMime_AppendPart $mime $part1

# The MIME to be encrypted:
set sbMime [new_CkStringBuilder]

CkMime_GetMimeSb $mime $sbMime
puts [CkStringBuilder_getAsString $sbMime]

# 	Content-Type: multipart/mixed; boundary="------------080303020600020604010008"
# 	someHeader1: Some value 1
# 	someHeader2: Some value 2
# 
# 	--------------080303020600020604010008
# 	hdrA: Some value A
# 	hdrB: Some value B
# 	Content-Type: text/plain
# 
# 	This is the plain-text body.
# 	--------------080303020600020604010008
# 	hdrX: Some value X
# 	hdrY: Some value Y
# 	Content-Type: text/xml
# 
# 	<a>This is the XML body</a>
# 	--------------080303020600020604010008--
# 

# Load an RSA-based certificate.
# (Encrypting MIME only requires the public key.  Decrypting MIME requires the private key.)
set cert [new_CkCert]

set success [CkCert_LoadFromFile $cert "qa_data/rsaes-oaep/cert.pem"]
if {$success != 1} then {
    puts [CkCert_lastErrorText $cert]
    delete_CkMime $mime
    delete_CkMime $part0
    delete_CkMime $part1
    delete_CkStringBuilder $sbMime
    delete_CkCert $cert
    exit
}

# Set the email object properties to indicate the desired encryption.
CkMime_put_Pkcs7CryptAlg $mime "aes"
# If AES-256 is desired, set the following property to 256.
CkMime_put_Pkcs7KeyLength $mime 128
CkMime_put_OaepPadding $mime 1
# Other choices for the OAEP hash algorithm are "sha1", "sha384", and "sha512"
CkMime_put_OaepHash $mime "sha256"

# Encrypt the MIME (to create S/MIME, which stands for "Secure MIME")
set success [CkMime_Encrypt $mime $cert]
if {$success != 1} then {
    puts [CkMime_lastErrorText $mime]
    delete_CkMime $mime
    delete_CkMime $part0
    delete_CkMime $part1
    delete_CkStringBuilder $sbMime
    delete_CkCert $cert
    exit
}

puts "---------------"
puts "Encrypted MIME:"
puts "---------------"
puts [CkMime_getMime $mime]

puts "Success."

# ---------------------------------------------------
# This is sample output for RSAES-OAEP encrypted MIME:
# ---------------------------------------------------

# Content-Type: application/x-pkcs7-mime; name="smime.p7m"; smime-type="enveloped-data"
# someHeader1: Some value 1
# someHeader2: Some value 2
# Content-Disposition: attachment; filename="smime.p7m"
# Content-Transfer-Encoding: base64
# 
# MIIDvAYJKoZIhvcNAQcDoIIDrTCCA6kCAQAxggGgMIIBnAIBADB1MGgxCzAJBgNVBAYTAlVTMQsw
# CQYDVQQIDAJJTDEQMA4GA1UEBwwHV2hlYXRvbjEhMB8GA1UECgwYSW50ZXJuZXQgV2lkZ2l0cyBQ
# dHkgTHRkMRcwFQYDVQQDDA5DaGlsa2F0V2lkZ2V0cwIJAMRwugDmvniwMBwGCSqGSIb3DQEBBzAP
# oA0wCwYJYIZIAWUDBAIBBIIBAFaUL1ga1bOrdqYKcMm+FHUacBvzfBxk0fnPA0AMBdN8BvTWT3CN
# YuqBhjOGyq0FpYD9pVZybUuFMCVsVyIW2O62HnsOK58YaPEUUcdH2sI+yjqX9UAn0P0nVDSsVdeK
# W8x9kMfZg+3UP+y1q+lu7VRJO3f2C9oLQpTkc4VW4n7UOcUI0waykLCjCTL8lFDb7/J3GeuMKyhH
# 5riNz50kpbzqn7m2Ks9yA+QmcTdXclclGFr2vwEUFzSdT2pxh/vaUrogCxkYWbQ2eV7vZg6O4kV0
# aqHBqySkPTAzHKiHH8K8GVdlTuJ8350CpICa4T8w7/Ht5I7dyOPPKy4C+rVtrvcwggH+BgkqhkiG
# 9w0BBwEwHQYJYIZIAWUDBAECBBDTC2WNBN+z2I47/4Feu9YqgIIB0MZvl3nC/q/Wzil6HtfQTr12
# Q5moHY+ORzAa1P9XvX2ZUFhW530mV395mQw/A4o4ekmX9eRPEZquYzZPLT8hNeZIuNdhpcSQUmad
# rKnKkR0wKJ3jJ3LhOIohVBQSYs8kVDZKq6lJBIznlsurFelZoNEhyRschhteDZx5rb7fCe8c2+/O
# DHxaqaHCAzm/Bd7kcg6FFfuTZy3tu0PgP5IsXN4OFA3kkvwjAs4XsVS8jdIcmDNBkYieE8WmJOIm
# Mz7mh/CHWLgWfGKa0Dkb9RcbFgLwYNT3GzuXFw9XPbKkEZjEAtJajWbN6P0WQl96YYd9qZxUpGxZ
# zjTHEYzViUdUXolfpLufttrRXyxN1RFWhNFMFbv66xYqklMSgpdM/Mbk+EuvX6eXayDPvDBpfYMw
# NoRAzv1Ony2c0ez9rBemJICicxAzpuvHbRxdjYs63Dnv+TYgpBK12AxWWpPIjXvw0WQKgTC3Tg8s
# EnuGhpENqso/clJBEBSn4+2WhYtYbdI5sVme67lvqQl1Xxy3r18SWaQbyDOwgYi1E+54lMDOxMy0
# y0FPHk5pP45DnXWj+XORPp5LhuZr5mf62YOXSSUwR5P0cXy4Rc+pN5lhRQPCf5z2

delete_CkMime $mime
delete_CkMime $part0
delete_CkMime $part1
delete_CkStringBuilder $sbMime
delete_CkCert $cert

 

© 2000-2022 Chilkat Software, Inc. All Rights Reserved.