Enterprise Email Backup You Can Trust

Secure, automated, and reliable email backup solutions for businesses of all sizes. Protect your critical communications with military-grade encryption and seamless recovery options.

SOC 2 Compliant
GDPR Ready
99.9% Uptime

Live Backup Status

Real-time synchronization active

Microsoft 365 Backup Syncing...
Google Workspace Backup Completed
Exchange Server Backup Completed
Storage: Wasabi S3 2.4 TB Used

Mail Providers We Protect

We support all major email platforms and protocols. Connect your existing infrastructure in minutes with our pre-built connectors and APIs.

Microsoft 365

Full backup of Exchange Online, SharePoint, OneDrive, and Teams data with Graph API integration.

OAuth 2.0 + Graph API

Google Workspace

Comprehensive Gmail, Drive, Calendar, and Contacts backup using Google Workspace APIs.

Service Account Auth

Microsoft Exchange

On-premises Exchange Server backup via EWS and PowerShell with DAG support.

EWS / PowerShell

Zimbra

Backup Zimbra Collaboration Suite using SOAP API and zmmailbox commands.

SOAP API

hMailServer

Direct database and message file backup for hMailServer installations on Windows.

Database + Files

iRedMail

Linux-based iRedMail backup via LDAP/MySQL and maildir file synchronization.

LDAP / MySQL / Maildir

Generic IMAP/POP3

Universal backup for any IMAP/POP3 compatible server with folder structure preservation.

IMAP / POP3

Backup Architecture & Workflow

Interactive visualization of our enterprise backup pipeline. Select a provider to see the live data flow architecture.

Office 365
Exchange Online
OAuth 2.0
Backup Engine
Delta Query
AES-256
Storage
Wasabi S3 / NAS
Live Sync Active
TLS 1.3
2.4 TB Protected

Microsoft 365 Backup Process

01

Connect Azure AD

Register app in Azure AD. Grant Mail.Read, MailboxSettings.Read, User.Read.All permissions via Graph API.

Graph API v1.0
02

Authenticate OAuth 2.0

OAuth 2.0 flow with admin consent. Auto-refresh tokens before expiry to ensure uninterrupted backups.

Token Auto-Refresh
03

Discover Enumeration

Graph API enumerates all users, shared mailboxes, archive mailboxes, and distribution lists.

Full Tenant Scan
04

Backup Incremental

Incremental sync via Delta Query. Captures emails, attachments, contacts, calendars, and tasks.

Delta Query API
05

Encrypt & Store AES-256

AES-256 encryption at rest. Store to Wasabi S3, Local NAS, or VM storage targets with deduplication.

Military-Grade
Google Workspace
Gmail / Drive
Domain-Wide
Backup Engine
History API
Encrypted
Storage
Multi-Target
Live Sync Active
TLS 1.3
1.8 TB Protected

Google Workspace Backup Process

01

Connect GCP Project

Create Google Cloud Project. Enable Gmail, Drive, Calendar, and Admin SDK APIs for full access.

Admin SDK
02

Authenticate Service Account

Service Account with domain-wide delegation. JSON key for secure server-to-server authentication.

JWT Token
03

Discover Directory API

Admin SDK Directory API lists all users, organizational units, and shared drives automatically.

Org-Wide Scan
04

Backup Incremental

Gmail API for messages, Drive API for files, Calendar API for events. Incremental sync with history tracking.

History API
05

Encrypt & Store AES-256

Client-side AES-256 encryption. Multi-destination support: Wasabi S3, Local disk, NAS, or VM.

End-to-End
Exchange Server
2013 / 2016 / 2019
EWS / PS
Backup Engine
DAG-Aware
Compressed
Storage
PST / Native
DAG Failover Ready
NTLM / Basic Auth
3.2 TB Protected

Microsoft Exchange Backup Process

01

Connect EWS Endpoint

Configure EWS endpoint or PowerShell remoting. Support for Exchange 2013, 2016, 2019, and Online.

Exchange Web Services
02

Authenticate Impersonation

Service account with ApplicationImpersonation role. NTLM or Basic auth with secure credential vault.

Credential Vault
03

Discover PowerShell

Get-Mailbox cmdlet lists all mailboxes, archives, and shared mailboxes across DAGs.

Get-Mailbox
04

Backup EWS Export

EWS FindItem + GetItem for emails. Export to PST or native format. DAG-aware failover support.

FindItem / GetItem
05

Encrypt & Store AES-256

Encrypt with AES-256. Deduplication and compression. Flexible storage targets with retention policies.

Deduplication
Zimbra Server
Collaboration Suite
SOAP / SSL
Backup Engine
zmmailbox
Tarball
Storage
S3 / NAS / Local
Session Active
SSL/TLS 7071
890 GB Protected

Zimbra Backup Process

01

Connect SOAP API

SOAP API endpoint at https://mail.domain.com:7071/service/admin/soap with SSL/TLS encryption.

Admin SOAP
02

Authenticate AuthRequest

Admin account auth via AuthRequest. Session token management with automatic renewal.

Auto-Renewal
03

Discover GetAllAccounts

GetAllAccountsRequest lists all domains, accounts, distribution lists, and calendar resources.

Full Enumeration
04

Backup REST Export

zmmailbox getRestURL for mail folders. Export contacts, calendars, and tasks via SOAP API.

getRestURL
05

Encrypt & Store AES-256

Encrypted tarball per mailbox. Store to Wasabi S3, local storage, or network-attached storage.

Per-Mailbox
hMailServer
Windows Server
COM / DB
Backup Engine
File Sync
Compressed
Storage
S3 / Local
File Sync Active
DB Credentials
450 GB Protected

hMailServer Backup Process

01

Connect COM API

Direct COM API or database connection to hMailServer MySQL, MSSQL, or PostgreSQL backend.

COM / ODBC
02

Authenticate Admin COM

Database credentials or hMailServer Administrator COM interface with elevated privileges.

Elevated Access
03

Discover SQL Query

Query hm_accounts and hm_domains tables. Map maildir paths per account and domain.

hm_accounts
04

Backup .eml Copy

Copy .eml files from Data directory. Backup database schema, settings, and configuration files.

Maildir Sync
05

Encrypt & Store AES-256

Compress and encrypt maildir. Upload to S3-compatible storage or local encrypted volumes.

Volume Encryption
iRedMail Server
Linux / LDAP
SSH / LDAP
Backup Engine
rsync + tar
rsync
Storage
Multi-Target
rsync Active
SSH Key Auth
1.2 TB Protected

iRedMail Backup Process

01

Connect SSH

SSH to iRedMail server. Access LDAP (OpenLDAP) or MySQL/PostgreSQL backend securely.

OpenLDAP / SQL
02

Authenticate Root SSH

Root SSH key or sudo access. Database credentials for vmail database authentication.

Key-Based Auth
03

Discover LDAP Search

LDAP search for mail accounts. Query vmail.mailbox table for aliases and mailing lists.

ldapsearch
04

Backup Maildir Sync

Sync /var/vmail maildir folders. Backup LDAP directory and SQL databases with transaction logs.

rsync / tar.gz
05

Encrypt & Store AES-256

rsync + tar.gz with AES-256 encryption. Multi-target storage deployment with checksum verification.

Checksum Verify
IMAP Server
Any Provider
IMAP / SSL
Backup Engine
UID Tracking
mbox / maildir
Storage
Versioned
IMAP IDLE
STARTTLS
5.1 TB Protected

Generic IMAP/POP3 Backup Process

01

Connect Standard Ports

Standard IMAP (143/993) or POP3 (110/995) ports. SSL/TLS and STARTTLS supported.

IMAP4rev1
02

Authenticate Credentials

Username/password or OAuth where supported. App-specific passwords for 2FA-enabled accounts.

App Passwords
03

Discover LIST Command

IMAP LIST command enumerates all folders. Auto-detect special folders: Sent, Drafts, Trash, Archive.

XLIST / LIST
04

Backup FETCH

FETCH command downloads full messages with headers and attachments. UID tracking for incremental sync.

UID Tracking
05

Encrypt & Store AES-256

Convert to mbox or maildir format. AES-256 encrypt and push to chosen storage backend with versioning.

Versioned

Enterprise-Grade Features

Built for IT administrators who need reliable, secure, and scalable email protection.

Automated Scheduling

Set backup frequency from real-time to daily/weekly. Smart incremental backups reduce bandwidth and storage costs.

Military-Grade Encryption

AES-256 encryption at rest and TLS 1.3 in transit. Your data is protected with the highest security standards.

One-Click Restore

Granular restore by mailbox, folder, date range, or individual message. Export to PST, mbox, or direct server restore.

Admin Dashboard

Web-based admin panel with backup status, storage usage, audit logs, and health monitoring alerts.

Multi-Storage Support

Store backups on Wasabi S3, local disks, NAS devices, or virtual machines. Mix and match destinations.

Client Portal

White-label client dashboard where end users can view backup status and request self-service restores.

Ready to Protect Your Email Data?

Join hundreds of businesses that trust Enterprise Backup for their critical email infrastructure. Get in touch with our sales team for a personalized demo.

Contact Sales Get Started

500+

Enterprise Clients

10M+

Mailboxes Protected

25+

Countries Served

99.9%

Uptime Guaranteed

Contact Us

Have questions about our email backup solutions? Our enterprise sales and support teams are ready to help.

Contact Information

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Head Office

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Sat: 10:00 AM - 2:00 PM IST

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