Tags

Infrastructure

VMs, containers, Docker. Dockerfile, images, containers. Docker and docker-compose. Description and use.

OpenAFS – global, distributed, network filesystem from CMU. Practical installation. “Where ever you go, there you are”.

Practical introduction to OpenLDAP. Slapd, slapd.conf, olc, slapd.d, cn=config, nsswitch.

Practical introduction to MIT Kerberos 5. KDC, kadmin.local, kadmin, PKINIT, exhaustive troubleshooting recipes.

Aaa

Unix, Linux password reset. Bootloader, grub, init, mount, passwd, reboot, sysrq. Funny story.

Practical introduction to OpenLDAP. Slapd, slapd.conf, olc, slapd.d, cn=config, nsswitch.

Practical introduction to MIT Kerberos 5. KDC, kadmin.local, kadmin, PKINIT, exhaustive troubleshooting recipes.

Bsd

Unix, BSD, GNU, Linux, IT. Mailing lists, TUHS, COFF, IH, RISKS. BOFH, UGU. HCoop, SDF. IRC.

Original Unix, BSD, GNU, and Linux books, papers, videos, and similar materials.

Unix history. CTSS, BTS, Multics, ITS, TENEX, Unix, C, BSD, Unix wars, Motif, CDE, Plan 9, Inferno, GNU, Linux. AT&T, Bell Labs, CSRG, UCB, Sun Microsystems, Novell.

Funny

Unix, BSD, GNU, Linux, IT. Mailing lists, TUHS, COFF, IH, RISKS. BOFH, UGU. HCoop, SDF. IRC.

Unix, Linux password reset. Bootloader, grub, init, mount, passwd, reboot, sysrq. Funny story.

Introduction to file versioning. History of version control tools SCCS, RCS, CVS, Subversion, BitKeeper, and Git. Funny story.

Gnu

Unix, BSD, GNU, Linux, IT. Mailing lists, TUHS, COFF, IH, RISKS. BOFH, UGU. HCoop, SDF. IRC.

Original Unix, BSD, GNU, and Linux books, papers, videos, and similar materials.

Unix history. CTSS, BTS, Multics, ITS, TENEX, Unix, C, BSD, Unix wars, Motif, CDE, Plan 9, Inferno, GNU, Linux. AT&T, Bell Labs, CSRG, UCB, Sun Microsystems, Novell.

History

Unix, BSD, GNU, Linux, IT. Mailing lists, TUHS, COFF, IH, RISKS. BOFH, UGU. HCoop, SDF. IRC.

Unix history. CTSS, BTS, Multics, ITS, TENEX, Unix, C, BSD, Unix wars, Motif, CDE, Plan 9, Inferno, GNU, Linux. AT&T, Bell Labs, CSRG, UCB, Sun Microsystems, Novell.

Introduction to file versioning. History of version control tools SCCS, RCS, CVS, Subversion, BitKeeper, and Git. Funny story.

Linux

Unix, BSD, GNU, Linux, IT. Mailing lists, TUHS, COFF, IH, RISKS. BOFH, UGU. HCoop, SDF. IRC.

Original Unix, BSD, GNU, and Linux books, papers, videos, and similar materials.

Unix history. CTSS, BTS, Multics, ITS, TENEX, Unix, C, BSD, Unix wars, Motif, CDE, Plan 9, Inferno, GNU, Linux. AT&T, Bell Labs, CSRG, UCB, Sun Microsystems, Novell.

Tools

VMs, containers, Docker. Dockerfile, images, containers. Docker and docker-compose. Description and use.

Physical one-way network cable link. 100Mbps ethernet + UDP/IP. File transfer with ncat, socat, and tar.

Unix, GNU/Linux and Debian GNU documentation. Where is it, how to access it. Man, info, tldr, /usr/share/doc/, TAB, IRC, RFCs, HOWTOs, FAQs, kernel docs. Quiz.

Tutorial

OpenAFS – global, distributed, network filesystem from CMU. Practical installation. “Where ever you go, there you are”.

Practical introduction to OpenLDAP. Slapd, slapd.conf, olc, slapd.d, cn=config, nsswitch.

Practical introduction to MIT Kerberos 5. KDC, kadmin.local, kadmin, PKINIT, exhaustive troubleshooting recipes.

Unix

Unix, BSD, GNU, Linux, IT. Mailing lists, TUHS, COFF, IH, RISKS. BOFH, UGU. HCoop, SDF. IRC.

Original Unix, BSD, GNU, and Linux books, papers, videos, and similar materials.

Unix history. CTSS, BTS, Multics, ITS, TENEX, Unix, C, BSD, Unix wars, Motif, CDE, Plan 9, Inferno, GNU, Linux. AT&T, Bell Labs, CSRG, UCB, Sun Microsystems, Novell.

Crystallabs

Site purpose. Content organization. Brief history.

Your own blog like crystallabs.io. Hugo framework, minima-crystallabs theme. Clone and run. Quick success.

Git

Git. Multiple repository origins. Projects mirrored at different hosting platforms.

Introduction to file versioning. History of version control tools SCCS, RCS, CVS, Subversion, BitKeeper, and Git. Funny story.

Network

Three-point VPN Gateway. WireGuard, IPTables/NFTables, DNS, dnsmasq. VPN server and Internet gateway on different machines.

Physical one-way network cable link. 100Mbps ethernet + UDP/IP. File transfer with ncat, socat, and tar.

Security

Physical one-way network cable link. 100Mbps ethernet + UDP/IP. File transfer with ncat, socat, and tar.

Practical introduction to MIT Kerberos 5. KDC, kadmin.local, kadmin, PKINIT, exhaustive troubleshooting recipes.

Afs

OpenAFS – global, distributed, network filesystem from CMU. Practical installation. “Where ever you go, there you are”.

Cloud

VMs, containers, Docker. Dockerfile, images, containers. Docker and docker-compose. Description and use.

Custom

Lt1. Linux, GNU, diskless, single floppy, 1.44MB, 2MB flash RAM, ramdisk, rescue disk.

Docker

VMs, containers, Docker. Dockerfile, images, containers. Docker and docker-compose. Description and use.

Init

Unix, Linux password reset. Bootloader, grub, init, mount, passwd, reboot, sysrq. Funny story.

Kerberos

Practical introduction to MIT Kerberos 5. KDC, kadmin.local, kadmin, PKINIT, exhaustive troubleshooting recipes.

Ldap

Practical introduction to OpenLDAP. Slapd, slapd.conf, olc, slapd.d, cn=config, nsswitch.

Privacy

Three-point VPN Gateway. WireGuard, IPTables/NFTables, DNS, dnsmasq. VPN server and Internet gateway on different machines.

Story

Introduction to file versioning. History of version control tools SCCS, RCS, CVS, Subversion, BitKeeper, and Git. Funny story.

Wireguard

Three-point VPN Gateway. WireGuard, IPTables/NFTables, DNS, dnsmasq. VPN server and Internet gateway on different machines.

Zeromq

ZeroMQ async messaging. Can run brokerless. Runs on top of ITC, IPC, PGM, TCP, TIPC, UDP, or VMCI. BSD sockets-like API. REQ-REP, PUB-SUB, and PUSH-PULL pattern.