Blog / Tag
Sync and push.
Articles on keeping mailboxes and calendars in sync with provider push and polling.
Sync and push articles
Email and calendar webhooks you can trust.
· 7 min read
Signatures, duplicates, ordering, retries, replay and secret rotation for mail and calendar webhooks.
Microsoft Graph change notifications for mail and calendar sync.
· 6 min read
Subscriptions, validation, lifecycle events and why delta queries, not notifications, are the record.
Gmail push notifications: watch, Pub/Sub and history replay.
· 6 min read
users.watch, Pub/Sub grants, history.list replay, 404 resyncs and why polling stays on.