Security Glossary

Guardyne Security Glossary page mockup

Security Glossary

Security terms, explained for
real business owners.

Cybersecurity doesn’t have to be a foreign language. This glossary explains the terms that matter most to your Microsoft 365 environment — and how Guardyne365 addresses each one automatically. Start with a free assessment to see where your business stands today.

Learn About Guardyne365

Reference

Key security terms — and what Guardyne365 does about them

Every term below maps to a real risk in your Microsoft 365 environment. Where relevant, we show you how Guardyne365 addresses it automatically.

Authentication

Verifying a user’s identity before granting access to your systems or data. Guardyne365 enforces strong authentication policies across your M365 tenant automatically.

Covered by Guardyne365 access controls

Compliance framework

A predefined set of security controls and policies your organization must meet. Guardyne365 maps its automated controls directly to the frameworks your industry requires — HIPAA, CMMC, GDPR, FINRA, and more.

See the full compliance framework map

Cyberattack

Any attempt to gain unauthorized access, steal data, or disrupt your operations. Guardyne365 continuously monitors your M365 environment and remediates risky configurations before attackers can exploit them.

Data breach

An unauthorized disclosure of sensitive information — customer records, financial data, employee files. A free assessment reveals exactly where your M365 environment is most exposed.

Find your exposure — start free assessment

Drift (security drift)

Gradual, unnoticed changes to your M365 security settings that open vulnerabilities over time. Guardyne365 detects drift the moment it occurs and auto-remediates — 24 hours a day, 365 days a year.

Covered by Guardyne365 remediation

Education, training & awareness (ETA)

Programs that equip your employees to identify and avoid threats. Guardyne offers phishing simulations, security awareness training, and role-based learning — your human firewall, trained.

Learn about Guardyne ETA

Encryption

Transforming data into an unreadable format without the proper key. Guardyne365 enforces encryption standards across your M365 environment to protect data at rest and in transit.

Covered by Guardyne365 hardening

Multi-factor authentication (MFA)

A second layer of identity verification beyond passwords. Guardyne365 enforces MFA policies across your entire M365 tenant — automatically, without manual configuration.

Covered by Guardyne365 access controls

Phishing

Deceptive emails or messages that trick employees into revealing credentials or clicking malicious links. Guardyne’s ETA training includes live phishing simulations to sharpen your team’s instincts.

Learn about Guardyne phishing training

Ransomware

Malware that encrypts your files and demands payment to restore access. Guardyne365 reduces the attack surface in your M365 environment that ransomware most commonly exploits.

Security patch

A fix for a known vulnerability in software or configuration. Guardyne365 continuously scans your M365 environment for known weaknesses and applies remediation before they can be exploited.

Security policy

Rules that define acceptable use and security standards in your environment. Guardyne365 enforces CIS-aligned security policies across your M365 tenant from day one — automatically.

See Guardyne365 policy enforcement

Threat detection & response

Technology and processes that identify and neutralize attacks before they cause damage. Guardyne365 is your always-on SOC — detecting, alerting, and remediating in real time across M365.

See Guardyne SECaaS monitoring

Vulnerability

A weakness in your software or configuration that attackers can exploit. A free Guardyne assessment maps every vulnerability in your current M365 environment — and shows you exactly how to close them.

Find your vulnerabilities — start free assessment

Seeing these terms in your own environment?

A free Guardyne assessment maps your Microsoft 365 configuration against real-world risks — and shows you exactly what Guardyne365 would harden, monitor, and remediate from day one.

1 Free assessment
2 Gap report
3 Guardyne365 onboarding
No cost. No commitment. Takes less than 30 minutes

Supporting services

Everything behind the terms

Guardyne365 handles the platform. These services extend your coverage across training, strategy, and ongoing monitoring.

Assessment

Identity & Access, Data, Devices and Apps M365 tenant scanning and CIS Mapping to give you a clear baseline before Guardyne365 takes over. The first step to CIS benchmark alignment.

Learn more →

Compliance

Pre-packaged policies and procedures out-of-the-box, fully customizable by your vCISO. Accelerate your compliance journey without starting from scratch.

Learn more →

SECaaS monitoring

Continuous monitoring, automated remediation, and compliance posture reporting — your always-on security operations center. The complete bundle with Guardyne365 at its core.

Learn more →

Security training

Bilingual videos, simulated phishing, and role-based education. Make your workforce your strongest security asset.

Learn more →

vCISO services

Executive-level security strategy and leadership — without the cost of a full-time hire. Includes policy customization, compliance guidance, and strategic roadmap planning.

Learn more →

Ready to go from glossary to protected?

Start with a free assessment. We’ll show you what’s exposed — and how Guardyne365 closes it.

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