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Prevent login and authentication abuse across email and web services

OX Abuse Shield is an add-on for OX App Suite and Dovecot Pro that stops brute-force attacks, compromised accounts, suspicious logins, and protocol abuse before they can affect your service or your users.

What OX Abuse Shield does

OX Abuse Shield provides a dedicated security layer that protects authentication systems across your platform, from webmail to IMAP, POP, SMTP and other connected endpoints.

Detects and blocks login abuse and brute-force attacks

Identifies compromised accounts and suspicious logins

Enforces consistent authentication policies across protocols

Applies rate-limiting, GeoIP restrictions and tarpit based controls

Sends alerts to operations teams and users when anomalies occur

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Unified abuse protection

OX Abuse Shield gives you a single protection system for:

Web applications and portals

Webmail interfaces

IMAP and POP services

SMTP authentication abuse

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Flexible policy engine

At its core is a scriptable policy engine that lets you tailor protection to your needs. This makes OX Abuse Shield adaptable to diverse network environments and regulatory requirements.

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Custom abuse policies via Lua scripting

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DNS and GeoIP lookup integration

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Clustering with shared abuse statistics

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Statistics dashboards and webhook alerts for operations teams

Seamless integration

OX Abuse Shield integrates smoothly with your existing environment:

Native connectors for OX App Suite and Dovecot Pro

Simple REST API for third-party authentication systems

Centralized enforcement of authentication policies

Clustered architecture for unified protection across services

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Who It’s For

OX Abuse Shield is ideal for:

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Service providers protecting large subscriber bases
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Telcos with multiple authentication endpoints
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Hosting platforms with email, portal, and API access
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Enterprises needing robust login abuse prevention

Considering adding OX Abuse Shield for your organization?

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