IronSeal compared
IronSeal next to MailStore, Piler, Mimecast Archive.
Review draft. Competitor cells are unchecked; “To be checked” marks a gap on purpose.
| IronSeal | MailStore | Piler | Mimecast Archive | |
|---|---|---|---|---|
| Nightly cryptographic seal over the whole archive, checkable later | Yes | PartlySHA hashes per mail, exports can be signed; no archive-wide seal documented | To be checked | To be checked |
| Refuses mail with a temporary failure rather than archive it wrongly | Yes | To be checked | To be checked | To be checked |
| Bodies and attachments encrypted per tenant | Yes | PartlyInternal AES-256 on archive; per-tenant keys not documented | PartlyAES-256 on archived mail; per-tenant keys not documented | To be checked |
| Multi-tenant, with reseller administration | Yes | PartlySeparate Service Provider Edition product for MSPs | To be checked | To be checked |
| Users search and restore their own mail in the web client | Yes | YesWeb Access: full-text search and one-click restore | YesWeb UI search, view, export and restore to mailbox | To be checked |
| Thunderbird plugin and Outlook add-in for restoring mail | PartlyBuilt | PartlyOutlook add-in (new and classic); no Thunderbird plugin found | To be checked | To be checked |
| Legal hold that always blocks erasure | Yes | YesNo emails can be deleted while legal hold is active | YesLegal hold listed in features | YesLegal hold is a featured use case on product page |
| eDiscovery export with a record of who took a copy | Yes | PartlyAudit log of admin events; exports can be signed; per-copy record unclear | PartlyAudit log with search; EML export; per-copy record not stated | To be checked |
| Only approved mail servers may journal into a client | Yes | To be checked | To be checked | To be checked |
| Imports an existing Piler archive | Yes | To be checked | YesIt is Piler; imports EML, mbox and IMAP/POP3 | To be checked |
| Full-text search across headers, bodies and attachments, limited to what the searcher may see | Yes | YesFull-text search in Web Access | YesFull-text, advanced search; access control per user | To be checked |
| Hosted by us or on your own hardware | Yes | PartlyServer on-premises; MailStore Cloud is a separate product | To be checked | NoFAQ: archived email is stored in the cloud (vendor-hosted only) |
| Capture from Microsoft 365 or Exchange by polling | PartlyBuilt | To be checked | To be checked | To be checked |
| Encrypted search index | Planned | To be checked | To be checked | To be checked |