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Der Flounder

Seldom updated, occasionally insightful.

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Reporting on Jamf Pro API Role permissions

As part of reporting on Jamf Pro API clients and assigned API roles, I had previously written a script to report on the following information: The current list of the enabled and disabled API clients on a Jamf Pro server. Which API roles are being used by the API clients. It later occurred to me [ ]

Validating FileVault recovery keys using a plist file to provide recovery key information on macOS Tahoe

As part of a recent discussion in the Mac Admins Slack, it was asked if it was possible to validate a FileVault personal recovery key (PRK) without having to interactively enter it. Normally, to validate a PRK using the fdesetup command line tool, you would use the following command: This file contains hidden or bidirectional [ ]

Creating Jamf Pro API roles with privileges equivalent to Auditor and Administrator account privilege sets

To follow up on my earlier post about creating API roles with all available privileges, I ve developed a script which will create API Roles with API privileges that are roughly equivalent to the API privileges for Jamf Pro accounts which have been assigned the following Jamf Pro account privilege sets: Administrator: Grants all account privileges [ ]

Creating a Jamf Pro API Role with all available API privileges using a Jamf Pro user account with Administrator account privileges

I ve been doing some work with API clients on Jamf Pro, which use API Roles to assign API privileges to the API client. One difference between assigning API privileges to an API Role as opposed to assigning API privileges to a Jamf Pro user account is that API privileges associated with a Jamf Pro user [ ]

Fixing automatic login issues on Ubuntu 26.04 LTS

As part of an earlier project, I had set up a status board using MagicMirror on Ubuntu LTS. As part of this, I had set Ubuntu to do the following: Reboot on a daily basis, in case any of the MagicMirror modules got hung or there was some other problem. Automatically log in as the [ ]

Session videos now available from Penn State MacAdmins Conference 2026

The good folks at Penn State have posted the session videos from Penn State MacAdmins Conference 2026. The sessions slides are all accessible from the Penn State MacAdmins’ Resources page at the link below: http://macadmins.psu.edu/conference/resources/ All session videos are available via the link below: https://www.youtube.com/playlist?list=PLGUPbEf2-7aE I’ve linked my FileVault 101 session…

FileVault on versus off on Apple Silicon Macs

I recently gave a talk on how FileVault works on Apple Silicon Macs running macOS Tahoe. As part of doing the research for it, one of the things which stood out to me is how Apple has designed encryption at rest protection for Apple Silicon Macs. If you re using an Apple Silicon Mac, most of [ ]

Slides from the “FileVault 101” session at Penn State MacAdmins 2026

For those who wanted a copy of my FileVault talk at Penn State MacAdmins 2026, here are links to the slides in PDF and Keynote format. PDF: https://tinyurl.com/PSUMacAdmins2026PDF Keynote: https://tinyurl.com/PSUMacAdmins2026Keynote

DDM software update capability available for on-premise Jamf Pro 11.29.0

As part of the release of Jamf Pro 11.29.0, the ability to run software updates using DDM is available for folks using on-premise installations of Jamf Pro. Information about this is available via the link below: Support for Managed Software Updates via Declarative Device Management for Self-Hosted Instances:…

MDM-based Software Update management options no longer work on all Apple 27.0 operating systems

As part of the release of macOS Tahoe, Apple deprecated the MDM-based Software Update management options and said that they would be removed the following year. Apple has carried through on this and announced publicly that legacy software update management no longer functions in all Apple 27.0 operating systems. This announcement was posted as part [ ]