Enterprise email migration, standalone Outlook PST conversion, and cloud backup software utilities. Official website: https://prismmigration.com https://speakerdeck.com/prismmigration 2026-08-30 01:12:46 -0400 A technical architectural guide for Managed Service Providers (MSPs) and IT administrators on eliminating recurring per-seat SaaS backup licensing for inactive mailboxes using Microsoft Graph API. Key Topics Covered: • The FINRA & HIPAA 7-year retention challenge for departed staff. • Graph API OAuth 2.0 PKCE authentication architecture. • PowerShell CSV batch mapping and mailbox snapshotting to local Unicode PSTs. • Incremental delta synchronization using Microsoft Graph change tokens. • Local NAS and cold storage infrastructure for enterprise compliance. Prism Office 365 Backup & Archival Tool: https://prismmigration.com/products/office-365-backup-tool Enterprise Migration Suite: https://prismmigration.com A technical architectural guide for Managed Service Providers (MSPs) and IT administrators on eliminating recurring per-seat SaaS backup licensing for inactive mailboxes using Microsoft Graph API. Key Topics Covered: • The FINRA & HIPAA 7-year retention challenge for departed staff. • Graph API OAuth 2.0 PKCE authentication architecture. • PowerShell CSV batch mapping and mailbox snapshotting to local Unicode PSTs. • Incremental delta synchronization using Microsoft Graph change tokens. • Local NAS and cold storage infrastructure for enterprise compliance. Prism Office 365 Backup & Archival Tool: https://prismmigration.com/products/office-365-backup-tool Enterprise Migration Suite: https://prismmigration.com Sun, 06 Sep 2026 00:00:00 -0400 https://speakerdeck.com/prismmigration/office-365-backup-and-archival-for-msps-graph-api-cold-storage-workflow https://speakerdeck.com/prismmigration/office-365-backup-and-archival-for-msps-graph-api-cold-storage-workflow Complete technical guide and benchmark for converting Mac Outlook OLM files to Windows PST on Apple Silicon M1-M4. Native ARM64 vs Rosetta 2 performance comparison and step-by-step workflow. Free tool: https://prismmigration.com/products/olm-to-pst-converter Complete technical guide and benchmark for converting Mac Outlook OLM files to Windows PST on Apple Silicon M1-M4. Native ARM64 vs Rosetta 2 performance comparison and step-by-step workflow. Free tool: https://prismmigration.com/products/olm-to-pst-converter Tue, 01 Sep 2026 00:00:00 -0400 https://speakerdeck.com/prismmigration/mac-olm-to-pst-on-apple-silicon-the-complete-enterprise-migration-guide https://speakerdeck.com/prismmigration/mac-olm-to-pst-on-apple-silicon-the-complete-enterprise-migration-guide Complete enterprise checklist and technical guide for migrating legacy PST, MBOX, OLM, and Google Takeout email archives to Microsoft 365. Covers Microsoft Graph API streaming, metadata preservation, Apple Silicon ARM64 performance, and legal compliance (FINRA/HIPAA). Learn more and explore the standalone tool suite: https://prismmigration.com Complete enterprise checklist and technical guide for migrating legacy PST, MBOX, OLM, and Google Takeout email archives to Microsoft 365. Covers Microsoft Graph API streaming, metadata preservation, Apple Silicon ARM64 performance, and legal compliance (FINRA/HIPAA). Learn more and explore the standalone tool suite: https://prismmigration.com Sun, 30 Aug 2026 00:00:00 -0400 https://speakerdeck.com/prismmigration/mbox-to-microsoft-365 https://speakerdeck.com/prismmigration/mbox-to-microsoft-365