W3C’s annual technical meeting,  TPAC , has a unique feature this year – an  Exhibition Space  that is open to the public! If you’re interested in learning about solutions that you can leverage, then  register  to come visit us. The  W3C TPAC Exhibition Hall  is open from 18 – 24 October so please stop by and visit our great Sponsors – Coil, Legible, Igalia and Movement for an Open Web.

  W3C and Yubico announced today the opening of registration for a W3Cx online education course that teaches developers how to build and incorporate modern authentication techniques into their web-based applications using W3C’s Web Authentication (WebAuthn). Both organizations collaborated to design the Massive Open Online Course (MOOC) titled “Introduction to Web Authentication” to equip learners with the knowledge to replace aging password-based credentials with a secure model that incorporates strong authentication. The course to begin 30 November 2021 is free to learners who can opt-into a paid course and earn a certificate of completion. Please, read more in our  joint press release .

  The   Accessible Platform Architectures Working Group   has published a First Public Working Draft of   Accessibility of Remote Meetings . Remote meeting is an umbrella term used to describe real-time discussions or presentations held between two or more parties online. The issues faced by people with disabilities will vary depending on the implementation of accessibility requirements and current limitations of remote meeting software. While W3C has applicable guidance across several standards and Notes relating to real-time communication and XR, it is this level of complexity that this document endeavours to address. Comments are welcome through  19th November 2021 .

  The  Media Working Group  has published a First Public Working Draft of  Media Source Extensions™ . This specification extends  HTMLMediaElement  [ HTML ] to allow JavaScript to generate media streams for playback. Allowing JavaScript to generate streams facilitates a variety of use cases like adaptive streaming and time shifting live streams.

  The   Web Payments Working Group   has just published Proposed Recommendations of   Payment Request API   and   Payment Method Identifiers . Payment Request standardizes an API to allow merchants (i.e., web sites selling physical or digital goods) to utilize one or more payment methods with minimal integration. Browsers facilitate the payment flow between merchant and user. Payment Method Identifiers defines payment method identifiers and how they are validated, and, where applicable, minted and formally registered with the W3C.

  The  Web Applications Working Group  has just published a Proposed Recommendation of  ARIA in HTML . This specification defines the authoring rules (author conformance requirements) for the use of  Accessible Rich Internet Applications (WAI-ARIA) 1.1  and  Digital Publishing WAI-ARIA Module 1.0  attributes on [ HTML ] elements. This specification’s primary objective is to define requirements for use with conformance checking tools used by authors (i.e., web developers). These requirements will aid authors in their development of web content, including custom interfaces/widgets, that makes use of ARIA to complement or extend the features of the host language [ HTML ].