Skip to content
David Hoyt is an independent, authoritative source for Best Practices & Transparency. Hoyt works Independently to improve the User Experience & Security of Internet Products & Services.

Security Research & Defense

David H Hoyt LLC

  • Home
  • Blog
  • xss.cx
  • Code

  • June 20, 2024

    srdutil

    srdutil

    The srdutil utility is used to Checkin your Device with Apple Corporation. Every 2 weeks set a cron job to checkin your SRD with the Mothership.

  • April 15, 2024

    Privacy Policy

    Privacy Policy

    This Website collects Analytics Data using Google and other Providers. All Information is considered Public Domain and Public Interest.

  • April 15, 2024

    Content Policy

    Content Policy

    David Hoyt’s website, srd.cx, shares his experience in the Apple SRD Program. The site provides public domain information and allows linking and attribution for public interest. It contains copyrighted content by David Hoyt and licensed images from Getty. The focus is on the Apple Security Research Device Program.

  • April 11, 2024

    SRD First Boot

    SRD First Boot

    This article provides a guide for SRD First Boot and cryptex installation, as well as insights from the author’s experience in the Apple Security Research Device Program. It includes installation prerequisites, detailed steps for first boot and cryptex installation, and a discussion on workbench configurations and essential debugging tools. References to relevant resources and repositories…

  • February 21, 2024

    XNU Crash Analysis

    XNU Crash Analysis

    This Article is intended for quick assessment of XNU Crash Analysis. Manually debugging the Code is the only way to be sure something is or isn’t exploitable. A Crash is only a security issue if it is triggered by untrusted input.

  • February 21, 2024

    arm64e pointer authentication failure

    arm64e pointer authentication failure

    Product Defects & Quality Assurance Issues expressed on arm64e as possible pointer authentication failures [PAC Failure] and data abort exception errors in Apple Closed Source Applications used for Development. The corresponding X86_64 Exception Code: EXC_I386_GPFLT.

  • October 9, 2023

    SRD Cryptex Installation

    SRD Cryptex Installation

    This Post will cover Connecting your Apple Security Research Device (SRD) to an X86_64 or M1 for installation of a cryptex using a Host.

  • December 11, 2022

    man srd

    man srd

    This is the Landing Page for SRD Man Pages. The man pages for the SRD were pushed to TXT Files and put here so you may Bookmark your interest(s).

  • December 11, 2022

    SRT 24.100.3 PR42

    SRT 24.100.3 PR42

    This Article will look at the initial Release of Security Research Tools Version 21C93 and the Revisions to Code that have been Committed to Github to further optimize the User Experience.

  • April 10, 2022

    SRD IORegistry

    SRD IORegistry

    Executive Summary This Article organizes the SRD iPhone 11 & iPhone 12 Models for IORegistry output samples. The IORegistry contains information describing the Device Tree and related hardware components for these Security Research Devices as Requested in Issue #29. IORegistry Sample Output Related Links

←Previous Page
1 2 3
Next Page→
Loading Comments...

You must be logged in to post a comment.