ls ~/blog
Blog
Turns out the real treasure was the commands we learned along the way.
What we run into consulting and teaching: the bugs that fought back, the discoveries worth writing down, and the features we contributed.
Subscribe via RSSLatest
12 min read
AI-assisted binary patching to fix an abandoned router's DHCP bug
An 8-byte, AI-assisted binary patch that stops EdgeOS dhcrelay3 from re-relaying already-relayed DHCP packets, an RFC 2131 violation.
dhcpedgeosreverse-engineeringbinary-patchingmipsubiquiti
Read →
6 min read
A KDC policy plugin for cross-realm authorization in MIT Kerberos
xrealmauthz, a KDC policy plugin upstreamed into MIT Kerberos, authorizes cross-realm clients per realm or per principal at ticket issuance.
kerberoskdcauthorizationcross-realmsecuritymit-krb5
Read →