qrlogin

qrLogin is an authentication system based on the reading of the qr code by the mobile phone and the transfer of authentication data via the http/https protocol to the application or to a web resource.
The mobile application qrLogin by reading of a specially generated qr-code allows:
To authenticate on a web resource or in an application; 
To subtract and save account data; 
To subtract the credentials of the new account, generate a password or key and send these data to the server to complete the registration of this account. 
qrLogin is the unique thing you need to enter the web page.
To log in to the web resource, run qrLogin and scan the qr-code in the form of authentication on the web page or in the application.
<h3>qrLogin app</h3>
Secure storage of passwords; 
Support for OTP passwords; 
Ability to generate passwords and OTP keys in the application; 
Secure export / import of database of accounts with encryption of secret data; 
Ability to authenticate on the resource even if there is no Internet connection; 
Adding a new account by scanning of qr-code; 
Protection of access to the program and authentication data using a fingerprint or PIN options; 
Support for Android and iOS devices; 
Absolutely free full-featured version for Android and iOS; 
Simple integration with web resources and applications. 
To operate with this authentication system the web resource needs only to place the following qr-code that contains the URL for authentication and a unique session identifier in the authentication form. The mobile application will open the specified URL and will pass authentication data.

qrLogin

qrLogin is an authentication system based on the reading of the qr code by the mobile phone and the transfer of authentication data via the http/https …

www.15.to

<a href="https://goaskle.com/en/test-qr-code/" rel="nofollow ugc">LIVE DEMO</a>
<a href="https://goaskle.com/en/docs/wordpress-plugins-from-goaskle-com/qr-code-tag-for-woocommerce-and-wordpress-from-goaskle-com/how-to-use-plugin-qr-code-tag-for-wordpress-and-woocommerce/" rel="nofollow ugc">HELP (HOW TO USE, DOCUMENTATION)</a>
!!! QR Code Template Editor in admin area in settings of plugin !!! – DONE ( from version 1.9.3 )
<ul>
<li>Generates QR codes for Woocommerce orders automatically / dynamically ( Manual mode ) and inserts them into every Woocommerce email, PDF invoice and POS receipt. Starting from version 1.9.3 you can use the following variables to create your own data template for the QR Code generated for each order in Woocommerce:</li>
</ul>
{order_id}, {customer_phone}, {customer_email}, {full_customer_name}, {total_amount}, {total_amount_no_curr}, {vat_amount}, {vat_number}, {order_status}, {order_date}, {order_date_year}, {order_date_mon}, {order_date_day}, {order_time}, {wc_website}, {wc_order_items_name1}, {wc_order_items_qty1}, {wc_order_items_price1}, {wc_order_items_subtot1} , {wc_order_items_name2}, {wc_order_items_qty2}, {wc_order_items_price2}, {wc_order_items_subtot2}, {wc_order_items_template1}, {hash_gaqr}, {order_ship_address}, {order_map_ship_address}, {wc_coupons_names_plus_sums}, {wc_coupons_sums}, {wc_coupons_names}, {wc_coupons_total}, {wc_order_customer_id}, {wc_order_user_id}, {wc_qr_br_li}, {wc_order_items_book_template1}, {wc_ord_it_prod_book_name1}, {wc_ord_it_prod_book_hum_qty1}, {wc_ord_it_prod_book_st_date1}, {wc_ord_it_prod_book_en_date1}, {wc_ord_it_prod_book_cost1}, {wc_ord_it_prod_book_hum_tot_qty}
More detailed read here: 
<a href="https://goaskle.com/en/docs/wordpress-plugins-from-goaskle-com/qr-code-tag-for-woocommerce-and-wordpress-from-goaskle-com/how-to-use-plugin-qr-code-tag-for-wordpress-and-woocommerce/" rel="nofollow ugc">HELP (HOW TO USE, DOCUMENTATION)</a>
<ul>
<li>Also you can use QR Codes (QR Code Lib) anywhere in your blog, using Widget, using Tooltip, using Shortcode or even with a PHP function or in any other place.</li>
</ul>
QR code images compatible with Gmail (not cutted).
These plugins are already supported out of the box:
<ul>
<li>WooCommerce (All order emails) !!! ( Hash feature is fully compatible with both: High-Performance Order Storage and Legacy Order storage modes. )</li>
<li>WooCommerce Booking (All order emails) ({wc_qr_br_li}, {wc_order_items_book_template1}, {wc_ord_it_prod_book_name1}, {wc_ord_it_prod_book_hum_qty1}, {wc_ord_it_prod_book_st_date1}, {wc_ord_it_prod_book_en_date1}, {wc_ord_it_prod_book_cost1}, {wc_ord_it_prod_book_hum_tot_qty})</li>
<li>PDF Invoices & Packing Slips for WooCommerce (by WP Overnight, Emails + Files)</li>
<li>Kadence WooCommerce Email Designer (Emails)</li>
<li>YITH Point of Sale for WooCommerce (Receipts)</li>
<li>Advanced Custom Fields ( ACF – fields from products of Woocommerce )</li>
<li>Print Invoice & Delivery Notes for WooCommerce ( by Tyche Softwares )</li>
<li>WooCommerce PDF Invoices, Packing Slips, Delivery Notes and Shipping Labels plugins ( By WebToffee, Emails + Files )</li>
<li>Woocommerce Product Vendors ( blocked QR code in emails for vendors )</li>
</ul>
In accordance with current legal requirements (Due Covid-19 in some countries), we have created a standard customer data template:
<ul>
<li>The data for the template is generated dynamically based on the data from each order in WooCommerce. </li>
<li>At the same time, we left the opportunity for you to create QR codes based on your specified static data. Use one of 3 methods: shortcode, widget or tooltip. </li>
</ul>
Instructions for developers are provided to place QR codes inside any place in the template of your WordPress-based website using special php function!
The dynamic data of the automatic template is shown in brackets:
{Customer First Name} {Customer Family Name} 
TOTAL AMOUNT {$39.10} – Total order amount from Woocommerce 
VAT AMOUNT {$5.10} – Total Tax order amount from Woocommerce 
VAT NUMBER {xxxxxxxx} (you can change it in admin: Goto WordPress Admin -> Settings -> QR code Tag from Goaskle.com) -> Enter yours there 
DATE {03/11/2021} – Order date (created) from Woocommerce 
TIME {19:03} – Order time (created) from Woocommerce 
{https://yourdomain.com} – Your domain where this Woocommerce order was created.
For example: 
Ivan Ivanov 
TOTAL AMOUNT $39.10 
VAT AMOUNT $5.10 
VAT NUMBER 1235ABN457 
DATE 03/11/2021 
TIME 19:03 
https://goaskle.com
Features:
For Woocommerce:
<ul>
<li>Generates QR codes for Woocommerce automatically based on order or you can disable auto mode at all</li>
<li>Generates QR codes for Woocommerce manually based on your own template using variables. Check FAQ or Documentation for details</li>
<li>Inserts QR Codes into every Woocommerce email, PDF invoice and POS receipt</li>
<li>Attaching to email automatically</li>
<li>QR code images also compatible with Gmail (visible).</li>
<li>Support WooCommerce email templates (invoices, order notifications)</li>
<li>Support WooCommerce Booking email templates (invoices, order notifications) with these variables: {wc_qr_br_li}, {wc_order_items_book_template1}, {wc_ord_it_prod_book_name1}, {wc_ord_it_prod_book_hum_qty1}, {wc_ord_it_prod_book_st_date1}, {wc_ord_it_prod_book_en_date1}, {wc_ord_it_prod_book_cost1}, {wc_ord_it_prod_book_hum_tot_qty}</li>
<li>Support WooCommerce PDF Invoices & Packing Slips plugin (showing inside PDF invoices and packing slips)</li>
<li>Supports Kadence WooCommerce Email Designer plugin and its templates</li>
<li>Supports YITH Point of Sale for WooCommerce plugin and its email and PDF receipts</li>
<li>Supports Advanced Custom Fields ( ACF ) plugin for Woocommerce template ( Get value only from Woocommerce product object yet )</li>
<li>Supports Print Invoice & Delivery Notes for WooCommerce By Tyche Softwares plugin for Woocommerce template</li>
<li>Support WooCommerce PDF Invoices & Packing Slips plugin By WebToffee for Woocommerce template ( showing inside PDF invoices and packing slips)</li>
<li>Support Woocommerce Product Vendors ( blocked QR code in emails for vendors )</li>
<li>Generate unique HASH for every order ( useful for ticket sellers ). Validate HASH by customer and by administrator. Edit HASH in order layout in admin. Activate or deactivate HASH. Create list of activations of HASH.</li>
</ul>
For any (WordPress posts, pages, sidebars, widgets, tooltips, custom posts):
<ul>
<li>QR Code generator: QR Code Lib (included)</li>
<li>GIF, PNG or JPEG image output</li>
<li>All QR Code images are cached</li>
<li>Use as a Sidebar Widget</li>
<li>Use the Shortcode <code>[qrcodetag_from_goaskle_com] Your content [/qrcodetag_from_goaskle_com]</code> within your posts</li>
<li>Use the Tooltip mode <code>[qrcodetag_from_goaskle_com tooltip="content"] Your some text for hover on it [/qrcodetag_from_goaskle_com]</code> within your posts</li>
<li>Use the PHP function inside your own template ( see details in documentation or in plugin settings )</li>
<li>“Best Read Mode” for optimized QR Code image size</li>
<li>Works with PHP 7.3+, PHP 7.4+, PHP 8+ as well</li>
<li>Works on symlinked plugin folders</li>
<li>Available plugin admin interface languages: English, German, Arabic, French</li>
<li>Changing some colors of the QR code ( since v1.9.15 )</li>
</ul>
<h3>Demo</h3>
See <a href="https://goaskle.com/en/test-qr-code/" rel="nofollow ugc">this page</a> for a tooltip mode demo. 
Move your mouse over the application links.
<h3>Acknowledgements</h3>
Based on QR Code Tag By Dennis D. Spreen 
https://wordpress.org/plugins/qr-code-tag/
It uses:
<ul>
<li><a href="http://code.google.com/intl/de/apis/chart/" rel="nofollow ugc">Google Chart API</a> for online qr code creation</li>
<li>Y. Swetakes <a href="http://www.swetake.com/qr/index-e.html" rel="nofollow ugc">QR Code Library</a> for qr code offline creation</li>
<li><a href="https://getbootstrap.com/docs/4.0/components/tooltips/" rel="nofollow ugc">Bootstrap Tooltip Plugin</a></li>
</ul>

qrLogin vs QR Code for WooCommerce order emails, PDF invoices, packing slips