TLS Mastery: Beastie Edition
TLS Mastery: Beastie Edition

Author: Michael W Lucas

Publisher: Tilted Windmill Press

Published: 2021-04-07

Total Pages: 239

ISBN-13:

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Transport Layer Security, or TLS, makes ecommerce and online banking possible. It protects your passwords and your privacy. Let’s Encrypt transformed TLS from an expensive tool to a free one. TLS understanding and debugging is an essential sysadmin skill you must have. TLS Mastery takes you through: · How TLS works · What TLS provides, and what it doesn’t · Wrapping unencrypted connections inside TLS · Assessing TLS configurations · The Automated Certificate Management Environment (ACME) protocol · Using Let’s Encrypt to automatically maintain TLS certificates · Online Certificate Status Protocol · Certificate Revocation · CAA, HSTS, and Certificate Transparency · Why you shouldn’t run your own CA, and how to do it anyway · and more! Stop wandering blindly around TLS. Master the protocol with TLS Mastery!

TLS Mastery
TLS Mastery

Author: Michael W Lucas

Publisher:

Published: 2021-04-07

Total Pages: 238

ISBN-13: 9781642350517

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Transport Layer Security, or TLS, makes ecommerce and online banking possible. It protects your passwords and your privacy. Let's Encrypt transformed TLS from an expensive tool to a free one. TLS understanding and debugging is an essential sysadmin skill you must have. TLS Mastery takes you through: - How TLS works - What TLS provides, and what it doesn't - Wrapping unencrypted connections inside TLS - Assessing TLS configurations - The Automated Certificate Management Environment (ACME) protocol - Using Let's Encrypt to automatically maintain TLS certificates - Online Certificate Status Protocol - Certificate Revocation - CAA, HSTS, and Certificate Transparency - Why you shouldn't run your own CA, and how to do it anyway - and more! Stop wandering blindly around TLS. Master the protocol with TLS Mastery!

FreeBSD Mastery: ZFS
FreeBSD Mastery: ZFS

Author: Michael W Lucas

Publisher: Tilted Windmill Press

Published: 2015-05-21

Total Pages: 234

ISBN-13:

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21st-Century Data Storage ZFS, the fast, flexible, self-healing filesystem, revolutionized data storage. Leveraging ZFS changes everything about managing FreeBSD systems. With FreeBSD Mastery: ZFS, you’ll learn to: -understand how your hardware affects ZFS -arrange your storage for optimal performance -configure datasets that match your enterprise’s needs -repair and monitor storage pools -expand your storage -use compression to enhance performance -determine if deduplication is right for your data -understand how copy-on-write changes everything -snapshot filesystems -automatically rotate snapshots -clone filesystems -understand how ZFS uses and manages space -do custom FreeBSD ZFS installs Whether you’re a long-term FreeBSD administrator or a new user, FreeBSD Mastery: ZFS will help you simplify storage. Master ZFS with FreeBSD Mastery: ZFS.

FreeBSD Mastery: Jails
FreeBSD Mastery: Jails

Author: Michael W Lucas

Publisher: Tilted Windmill Press

Published:

Total Pages: 247

ISBN-13:

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CONFINE YOUR SOFTWARE Jails are FreeBSD’s most legendary feature: known to be powerful, tricky to master, and cloaked in decades of dubious lore. Deploying jails calls upon every sysadmin skill you have, and more—but unleashing lightweight virtualization is so worth it. FreeBSD Mastery: Jails cuts through the clutter to expose the inner mechanisms of jails and unleash their power in your service. You will: · Understand how jails achieve lightweight virtualization · Understand the base system’s jail tools and the iocage toolkit · Optimally configure jail hardware · Manage jails from the host and from within the jail · Optimize disk space usage to support hundreds or thousands of jails · Comfortably work within the limits of jails · Implement fine-grained control of jail features · Build virtual networks · Deploy hierarchical jails · Constrain jail resource usage · And more! Strip away the mystery. Read FreeBSD Mastery: Jails today! “This is the sequel to Git Commit Murder, right ?” /phk, creator of the jail system

Absolute FreeBSD
Absolute FreeBSD

Author: Michael Lucas

Publisher:

Published: 2008

Total Pages: 709

ISBN-13: 9781593271459

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Absolute FreeBSD, 2nd Edition covers installation, networking, security, network services, system performance, kernel tweaking, filesystems, SMP, upgrading, crash debugging, and much more, including coverage of how to: Use advanced security features like packet filtering, virtual machines, and host-based intrusion detection; Build custom live FreeBSD CDs and bootable flash; Manage network services and filesystems; Use DNS and set up email, IMAP, web, and FTP services for both servers and clients; Monitor your system with performance-testing and troubleshooting tools; Run diskless systems; Manage schedulers, remap shared libraries, and optimize your system for your hardware and your workload; Build custom network appliances with embedded FreeBSD; Implement redundant disks, even without special hardware; Integrate FreeBSD-specific SNMP into your network management system. - Publisher.

PAM Mastery
PAM Mastery

Author: Michael W Lucas

Publisher: Tilted Windmill Press

Published: 2016-09-13

Total Pages: 183

ISBN-13:

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Pluggable Authentication Modules: Threat or Menace? PAM is one of the most misunderstood parts of systems administration. Many sysadmins live with authentication problems rather than risk making them worse. PAM’s very nature makes it unlike any other Unix access control system. If you have PAM misery or PAM mysteries, you need PAM Mastery! With PAM Mastery, you’ll understand: · the different versions of PAM · the intricacies of Linux-PAM and OpenPAM · how PAM policies make decisions · how to debug PAM · the most frequently seen PAM modules · Linux-PAM extended controls and substacks · time-based one-time passwords · using SSH keys for more than SSH · password quality testing · policies from CentOS, Debian, and FreeBSD · and more! Transform PAM from a headache to an ally with PAM Mastery.

Relayd & Httpd Mastery
Relayd & Httpd Mastery

Author: Michael W Lucas

Publisher: Tilted Windmill Press

Published:

Total Pages: 233

ISBN-13:

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“I think we’re gonna need a bigger web server.” OpenBSD has a solid reputation for security and stability. It’s well known for the OpenSMTPd mail server, the LibreSSL cryptography library, and the PF packet filter. But nobody ever talks about the load balancer, or the web server. Until now. The httpd web server provides a fast, stable, secure environment for your web applications. The relayd load balancer lets you distribute Internet application load across multiple hosts. Between the two, you can slash hundreds of thousands of dollars off the cost of building, deploying, and managing applications. With Httpd and Relayd Mastery you’ll learn how to: · set up web sites · configure software to run in a chroot · run dozens or hundreds of sites on one host · dynamically reconfigure sites with Lua patterns · manage site logs · maintain free, globally-valid SSL certificates · improve performance with SSL stapling · install and maintain two-server clusters · distribute traffic between any number of hosts · stop worrying about old SSL versions and bad crypto algorithms Slash the amount of time you spend futzing with web servers. Get Httpd and Relayd Mastery today!

Networking for Systems Administrators
Networking for Systems Administrators

Author: Michael W Lucas

Publisher:

Published: 2019-08-29

Total Pages: 208

ISBN-13: 9781642350340

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Stop waiting for the network team!If basic TCP/IP was hard, network administrators couldn't do it. Servers give sysadmins a incredible visibility into the network-once they know how to unlock it. Most sysadmins don't need to understand window scaling, or the differences between IPv4 and IPv6 echo requests, or other intricacies of the TCP/IP protocols. You need only enough to deploy your own applications and get easy support from the network team.This book teaches you* How modern networks really work*The essentials of TCP/IP*The next-generation protocol, IPv6* The right tools to diagnose network problems, and how to use them*Troubleshooting everything from the physical wire to DNS* How to see the traffic you send and receive* Connectivity testing* How to communicate with your network team to quickly resolve problemsA systems administrator doesn't need to know the innards of TCP/IP, but knowing enough to diagnose your own network issues will transforms a good sysadmin into a great one.Fungi are among the most networked creatures in the world. If a mushroom can do it, so can you!

Ed Mastery
Ed Mastery

Author: Michael W Lucas

Publisher: Tilted Windmill Press

Published: 2018-03-15

Total Pages: 104

ISBN-13:

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“I’m glad someone’s finally giving ed the attention it deserves.” – Ken Thompson, co-creator of Unix Let me be perfectly clear: ed is the standard Unix text editor. If you don’t know ed, you’re not a real sysadmin. Forty years after ed’s introduction, internationally acclaimed author Michael W Lucas has finally unlocked the mysteries of ed for everyone. With Ed Mastery, you too can become a proper sysadmin. Ed Mastery will help you: · understand buffers and addresses · insert, remove, and mangle text · master file management and shell escapes · comprehend regular expressions, searches, and substitutions · create high-performance scripts for transforming files You must be at least this competent to use this computer. Read Ed Mastery today!

SNMP Mastery
SNMP Mastery

Author: Michael W Lucas

Publisher:

Published: 2020-02-14

Total Pages: 260

ISBN-13: 9781642350364

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SNMP is one of those system management skills that people acquire by experience, stumbling through one horrid implementation after another. SNMP Mastery is your guide to the secret landscape of one of computing's most mysterious tools. Stop stumbling through the SNMP minefield. Read SNMP Mastery today!