# Thursday 12/11/25 Working Group: Discuss RFC: A Simple VFD Configuration Language (link posted)

**URL:** <https://forum.hdfgroup.org/t/thursday-12-11-25-working-group-discuss-rfc-a-simple-vfd-configuration-language-link-posted/13624>\
**Category:** News and Announcements\
**Created:** [December 9, 2025, 7:47pm UTC](https://forum.hdfgroup.org/t/thursday-12-11-25-working-group-discuss-rfc-a-simple-vfd-configuration-language-link-posted/13624 "2025-12-09T19:47:50Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [December 9, 2025, 7:47pm UTC](https://forum.hdfgroup.org/t/thursday-12-11-25-working-group-discuss-rfc-a-simple-vfd-configuration-language-link-posted/13624/1 "2025-12-09T19:47:50Z")

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Here’s the agenda for Thursday’s (12/11) Working Group:

- 
  - Discuss [RFC: A Simple VFD Configuration Language](https://github.com/LifeboatLLC/HDF5-Encryption/blob/main/design_docs/RFC-VFD-Configuration-Language-2025-10-12.pdf) (John Mainzer, Lifeboat, LLC, 20 min)

In accordance with our efforts to finalize the agenda 48 hours before the meeting time, the final agenda will now be posted on the forum on Tuesdays before that week’s Working Group.

We hope to see you there!

**The HDF5 Working Group:**

- Thursday, December 11, 2025 10:00 am central time, US/Canada
- Notes and Agenda: [2025 · HDFGroup/hdf5 Wiki · GitHub](https://github.com/HDFGroup/hdf5/wiki/2025)
- Zoom Link: [Launch Meeting - Zoom](https://us06web.zoom.us/j/89601195963)

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**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [December 9, 2025, 8:02pm UTC](https://forum.hdfgroup.org/t/thursday-12-11-25-working-group-discuss-rfc-a-simple-vfd-configuration-language-link-posted/13624/2 "2025-12-09T20:02:21Z")

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**Author:** ![gheber](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/gheber/32/1919_2.png) [@gheber](https://forum.hdfgroup.org/u/gheber)\
**Post date:** [December 10, 2025, 10:25pm UTC](https://forum.hdfgroup.org/t/thursday-12-11-25-working-group-discuss-rfc-a-simple-vfd-configuration-language-link-posted/13624/3 "2025-12-10T22:25:49Z")

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👍 for S-expressions. _Syntactic sugar causes cancer of the semicolon. —Alan Perlis_

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**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [December 12, 2025, 9:43pm UTC](https://forum.hdfgroup.org/t/thursday-12-11-25-working-group-discuss-rfc-a-simple-vfd-configuration-language-link-posted/13624/4 "2025-12-12T21:43:01Z")

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