[NTG-context] The certificate of the mailman site has expired

Just to let you know: The certificate of the mailman site has expired (This email is also a test for me, as I had some troubles locally where mail was blocked so I want to see that it still arrives. Please ignore). Gerben Wierda (LinkedIn https://www.linkedin.com/in/gerbenwierda) R&A Enterprise Architecture https://ea.rna.nl/ (main site) Book: Chess and the Art of Enterprise Architecture https://ea.rna.nl/the-book/ Book: Mastering ArchiMate https://ea.rna.nl/the-book-edition-iii/