Coremail

Coremail

Coremail Hong Kong Company Limited

Guangzhou, Guangdong, China

Email SecurityThreat IntelligenceIdentity & AccessData Protection
Founded 1999Serves Enterprise, Public Sector, SMB
Profile last updated: August 1, 2026

About

Founded in 1999, Coremail is a cybersecurity company based in Guangzhou, China working in email security, threat intelligence, identity & access +1 more.

Coremail is an email solution service provider focused on email security and email infrastructure for around 26 years. It develops its own email systems, cloud email hosting, secure email gateway, anti-spam and anti-phishing services, email archiving and bulk delivery products. Its customers include government bodies, educational institutions, financial firms, healthcare organisations and enterprises across industries. The company reports serving more than one billion end users and holds dozens of invention patents and software copyrights. Its security offerings include multi-layered anti-spam, malicious link and attachment scanning, threat intelligence from its Security Center of Email Threats, and two-factor authentication and role-based access control for mailboxes. Coremail offers both on-premises and cloud deployment options, along with migration and after-sales support services.

Location

Guangzhou, China

Founded

1999

Legal name

Coremail Hong Kong Company Limited

Focus areas

email securitysecure email gatewayanti-spamanti-phishingemail archivingcloud emailemail migrationthreat intelligence

Languages

ENZH

Services & products

Security domains

Email SecurityThreat IntelligenceIdentity & AccessData Protection

How they deliver

SoftwareProfessional Services

Products

CACTER Secure Email Gateway

Email security gateway

Inspects inbound, outbound and internal email to block spam, phishing, BEC scams and malware, and recalls malicious emails already delivered to inboxes.

CAC

Cloud email security

Cloud-based email security service providing spam and phishing filtering, abnormal account alerts, interception of logins from compromised accounts, and email threat intelligence.

XT6 Email System

Email platform

Enterprise email system with multi-layered security including two-factor authentication, anti-phishing, sandboxing and encrypted storage.

Coremail Enterprise Cloud Email

Cloud email hosting

Cloud-hosted enterprise email with business and dedicated cloud versions.

Coremail Archive System

Email archiving

Real-time archiving of inbound and outbound email with search and audit capabilities to support regulatory compliance.

Coremail DS

Email delivery system

Bulk email delivery platform with delivery control and feedback analysis.

Coremail AI-Native Secure Email System

Secure email platform

AI-driven email system using large language models and sandboxed agents, with IT governance and least-privilege controls.

Customers

EnterprisePublic SectorSMB

Industries served

GovernmentEducationFinanceHealthcareIT & InternetEnergy

Compliance & partners

Technology partners

Qi Anxin