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Today I Learned

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2022/09/30

that OCSP stands for Online Certificate Status Protocol. See https://en.wikipedia.org/wiki/Online_Certificate_Status_Protocol


2022/10/07

STUN: Session Traversal Utilities for NAT. A standardized set of methods, including a network protocol, for traversal of network address translator (NAT) gateways. see https://en.wikipedia.org/wiki/STUN

DERP: Designated Encrypted Relay for Packets. See https://tailscale.com/blog/how-tailscale-works/#encrypted-tcp-relays-derp


2022/11/07

that AWS ALB target groups support HTTPS healthcheck targets: https://docs.aws.amazon.com/elasticloadbalancing/latest/application/target-group-health-checks.html


That FQDN stands for Fully Qualified Domain Name. For example sub.domain.tld. is a FQDN.


2022/11/11

that SAN = Subject Alternate Name. A SAN certificate is a TLS certificate that certifies multiple domain names.

see https://support.dnsimple.com/articles/what-is-ssl-san/


that AWS Certificate Manager and other free-TLS-certificate services can’t validate private domain names since ACME (Automated Certificate Management Environment) relies on public DNS or WHOIS records.

See also https://docs.aws.amazon.com/acm/latest/userguide/domain-ownership-validation.html.


2023/09/25

AcronymMeaning
DSOdistribution system operators
AGRaggregator
TSOtransmission system operator
MCMmarket-based coordination mechanism

https://lfenergy.org/projects/shapeshifter/


2024/06/13

That MAC can stand for “Message Authentication Code” in a security context.


2024/08/23

This is embarrassingly late, but TIL that BOEM stands for the Bureau of Ocean Energy Management (https://www.boem.gov/)