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Getting Started with Chilkat Go on Ubuntu Linux

Verify Go is Installed The $GOPATH environment variable should be defined, and “go” should be a command.  The following commands check $GOPATH, check the version of Go, and list the contents of the...

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Problems with ZATCA XML Signatures, Invoice Hash, and QR

Chilkat is trying to help various customers with signing XML invoices (XML Digital Signatures) to produce valid signed XML for Saudi ZATCA.   I’m sorry to say that so far it is not successful.  The...

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Box.com Service Accounts (user representation of your app)

This post it to better explain what happens when you create an “App” in box.com.   Box will automatically generate a Service Account where the name of the account is the name of your app.  When you...

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Set Default Permissions of SFTP Uploaded Files to 664

Question:  How can I set the default permissions of every file uploaded without the need to change the file permissions on the server after the upload?  I want all uploaded files to have permissions...

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Fix for Spain FacturaE Signature Online Example

A Chilkat user graciously reported an error in the example at http://www.example-code.com/phpExt/xades_facturae_3_2_es.asp “I use it to sign TicketBAI XML files and FacturaE in Spain. I noticed that...

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Does Chilkat Support WebHooks?

Question:  I’ve been asked to write an application that supports WebHooks (asynchronous communications back to me) and RESTful API’s(synchronous send to them). Answer: Some REST API’s, such as Shopify,...

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Bit4id Digital-DNA 0

Chilkat added support for the Bit4id Digital-DNA Identity device.   (https://www.bit4id.com/en/devices/digitaldna/) The easiest way to use the device for signing within applications is via the...

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Problems with XML Signatures for TicketBAI and FacturaE in Spain are Fixed in...

Certain problems regarding the signing of XML documents for TicketBAI (Basque Government) and FacturaE in Spain have been fixed.  At the time of writing this blog post (31-July-2022), Chilkat v9.5.0.92...

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ZATCA Toolkit SDK Produces Invalid Results for E-invoicing Phase 2

This describes the invalid results produced by the ZATCA Toolkit SDK at https://zatca.gov.sa/en/E-Invoicing/SystemsDevelopers/ComplianceEnablementToolbox/Pages/DownloadSDK.aspx The ZATCA toolkit...

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How to Create Microsoft Graph App (in Azure Portal) for Client Credentials...

1) Go to https://portal.azure.com/#home and login to your Microsoft account. 2) Go to Azure Active Directory. Copy your Tenant ID, you’ll need it later. 3) Click on “App registrations” 4) Click on “+...

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Create Azure App Registration for use with IMAP, POP3, and SMTP

1) Go to https://portal.azure.com/#home and login to your Microsoft account. then go to Azure Active Directory.   2) Click On App Registrations * Copy your Tenant ID, you’ll need it later. 3) Click on...

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Office365 Modern Authentication for IMAP, POP3, and SMTP

This post documents how to implement Modern Authentication (OAuth2) for Office365 for the IMAP, POP3, and SMTP protocols.  The very first thing you’ll need to do is to create an “App Registration” in...

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Application Blocked on a System with Carbon Black Installed

Carbon Black is security software that can block your application from running unless you whitelist it.  Here’s a description of how a Chilkat user discovered that Carbon Black was the cause of his...

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How to Create QuickBooks in Developer Dashboard

1.  Log in to your Intuit Developer Account Go to https://developer.intuit.com/app/developer/homepage and Sign In. 2. Go to the Dashboard Click on the “Dashboard” link in the top right of the web page....

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Chilkat v9.5.0.92 Release Notes

Previous Version: https://cknotes.com/chilkat-v9-5-0-91-release-notes/ Chilkat v9.5.0.92 Release Notes PDF: Fixed some issues with LTV signatures, where Acrobat DC did not consider the signed PDF Long...

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Fix for Spain FacturaE Signature Online Example

A Chilkat user graciously reported an error in the example at http://www.example-code.com/phpExt/xades_facturae_3_2_es.asp “I use it to sign TicketBAI XML files and FacturaE in Spain. I noticed that...

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Microsoft Azure OAuth2 Redirect URI Notes

Here are some notes regarding OAuth2 Redirect URI’s for Microsoft Azure AD apps. See https://learn.microsoft.com/en-us/azure/active-directory/develop/reply-url A few important points: You can add...

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Is Smartcard Vendor’s low-level lib (dll or so) Required?

Question:  My question is regarding the SharedLib when initializing pkcs11 module. Is the smartcard vendor’s low-level lib (dll or so) required to be able to communicate with a smartcard or do you have...

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Microsoft Graph, Outlook, OAuth2, Resources, Audiences…

Here I’m just relaying bits of knowledge from a great Chilkat customer… “I learned meanwhile that Microsoft doesn’t like mixing “resources”, so if you request something from “Graph” resource and...

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More Microsoft Graph Misc Notes

Relaying more shared information: “I also wanted to notify you that the “profile” can also be extracted without the use of Graph API (User.Read):...

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