-* [[Using SZS (the SMS to Zephyr Relay)|doc/szs]] <br />
-Send and receive text messages through Zephyr.
+### Client Certificates
+
+* [[Configuring Client-Side Certificate Authentication on Apache|doc/apache-client-certs]] <br />
+How to configure your own server to accept client-side certificates just like [scripts.mit.edu](https://scripts.mit.edu/)
+
+### Miscellaneous
+
+* [scripts.mit.edu](https://scripts.mit.edu/): [user documentation](https://scripts.mit.edu/faq), [internals wiki](https://scripts.mit.edu/wiki/)
+
+* XVM: [Using `remctl`](https://xvm.mit.edu/trac/wiki/Remctl), and
+ [Getting the serial console](https://xvm.mit.edu/trac/wiki/SerialConsole)
+
+* [[Printing with CUPS on the Mac|doc/cups-on-mac]] <br />
+How to set up printing on a Mac.