# What Claude (Anthropic) with web search answered for email security gateways (remote teams) on 2026-10-22

## In short

On 2026-10-22, Claude (Anthropic) with web search was asked "best email security gateways for remote teams". It named 20 brands; the first six, in order, were Microsoft, Microsoft 365, Google, Google Workspace, Abnormal and Microsoft Defender.

| Fact | Value |
| --- | --- |
| Question | best email security gateways for remote teams |
| Asked on | 2026-10-22 |
| Engine | Claude (Anthropic) with web search |
| Model | claude-opus-5 |
| Brands named | 20 |
| Sources cited | 11 |
| Audience | remote teams |
| Coverage | Coverage: Claude (Anthropic) with web search. Other engines not included. |
| Last verified | 2026-10-22 |

Page: https://bikoosh.com/answers/s/email-security-gateways-remote-teams-2026-10-22
Coverage: Claude (Anthropic) with web search. Other engines not included.

## The answer, as recorded

Asked on 2026-10-22 through Claude (Anthropic) with web search (model claude-opus-5).

> # Email security for remote teams
> 
> The main thing to know upfront: for a remote team on Microsoft 365 or Google Workspace, the old-style **gateway** (change your MX record, filter mail before delivery) is usually the wrong shape now. API-based tools plug into the mailbox via Graph API, see internal and outbound mail too, and can claw messages back *after* delivery - which is what actually catches BEC and account takeover, the attacks that hit distributed teams hardest. No DNS changes, no mail-routing project.
> 
> Here's who I'd actually name, roughly in order:
> 
> **1. Abnormal Security** - My default recommendation. API-deployed in under an hour, behavioral AI that models who normally emails whom, so it flags a payload-free "hey can you update the wire details" from a real compromised vendor account. Best-in-class at BEC specifically. SMB pricing lands around $3-8/user/month; enterprise quotes run ~$20-35/mailbox/year plus a platform fee of $5k-15k, so ask which track you're on.
> 
> **2. Microsoft Defender for Office 365** - If you're already on M365 E5, you own this. Turn it on properly before buying anything else. P2 gives you Safe Links, Safe Attachments, automated investigation, and at

## Brands named, in the order the engine gave

| Position | Brand | How it was named |
|---|---|---|
| 1 | Microsoft | mentioned |
| 2 | Microsoft 365 | mentioned |
| 3 | Google | mentioned |
| 4 | Google Workspace | mentioned |
| 5 | Abnormal | recommended |
| 6 | Microsoft Defender | mentioned |
| 7 | Defender | mentioned |
| 8 | E5 | mentioned |
| 9 | SharePoint | mentioned |
| 10 | Sublime | recommended |
| 11 | Proofpoint | mentioned |
| 12 | Mimecast | mentioned |
| 13 | Proofpoint Essentials | mentioned |
| 14 | Material | mentioned |
| 15 | Avanan | mentioned |
| 16 | Slack | mentioned |
| 17 | SpamTitan | mentioned |
| 18 | Barracuda | mentioned |
| 19 | Defender P2 | mentioned |
| 20 | UnderDefense | mentioned |

## Sources the engine cited

- https://sublime.security/articles/api-based-email-security-vs-traditional-seg/ (vendor)
- https://www.adaptivesecurity.com/blog/what-is-api-based-email-security-architecture-benefits-and-how-it-compares-to-secure-email-gateways (other)
- https://expertinsights.com/email-security/top-email-security-solutions-for-office-365 (other)
- https://www.checkpoint.com/it/cyber-hub/tools-vendors/top-api-based-email-security-solutions/ (other)
- https://www.itechguides.com/best/email-security-gateways/ (other)
- https://cipherssecurity.com/best-email-security-gateways-2026/ (other)
- https://underdefense.com/blog/abnormal-security-pricing-guide/ (vendor)
- https://costbench.com/best/best-email-security-for-smb/ (other)
- https://www.trustradius.com/compare-products/mimecast-email-security-cloud-integrated-vs-proofpoint-essentials-for-small-business (review)
- https://ethicalhacking.ai/pricing/material-security-pricing (other)
- https://www.techfinitive.com/mimecast-kills-the-api-email-security-trade-off-but-can-ices-really-replace-a-secure-gateway/ (other)

The question page: https://bikoosh.com/answers/q/email-security-gateways/remote-teams

Alerts and membership: Answer Watch Pro, 79 USD per month: https://bikoosh.com/answers. Bikoosh is monitoring assistance, not complete protection.

Answer Watch records what one AI answer engine said on one date, nothing more. Each page names the engine and the model, carries the date the question was asked, and lists the brands that appeared in the answer in the order the engine gave them, with the sources it cited. It is a measurement, not a ranking, not a recommendation and not a claim about the world. Brands that did not appear in an answer are not named on any public page. Coverage: Claude (Anthropic) with web search. Other engines not included.