Best Abnormal Security Alternatives in 2026
The top Abnormal Security alternatives are Cisco Umbrella, Cloudflare Gateway and DNSFilter: 15 user threat prevention software our editors would look at instead of Abnormal Security, in our ranking order.
Abnormal Security: Behavioral threat detection and automated response for email and identity teams. Where it falls short: no free plan; pricing is quote-based.
Switching from Abnormal Security? For most user threat prevention software buyers the best Abnormal Security alternative is Cisco Umbrella, built for organizations wanting established DNS-layer protection. On a budget, Microsoft Defender for Business starts at $3/user/mo. Cloudflare Gateway has a free plan, which Abnormal Security does not.
Why People Look for an Abnormal Security Alternative
- No free plan; pricing is quote-based
- Cloud deployment only
- Focused on organizational email, identity, and collaboration security
- No free plan — 2 of the alternatives below have it
Quick Picks by What You Need
- Best overallCisco Umbrella9.2
Organizations wanting established DNS-layer protection
Visit Cisco Umbrella - Lowest priceMicrosoft Defender for Business7.9
Paid plans from $3/user/mo
Visit Microsoft Defender for Business - Best free optionCloudflare Gateway9.0
Has a free plan (Abnormal Security has none)
Visit Cloudflare Gateway
All 15 Abnormal Security Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forOrganizations wanting established DNS-layer protection
- Better than Abnormal Security:
- Editor score 9.2 vs 8.6
DNS-layer protection with policy controls for networks, users, devices, and roaming endpoints.
9.2/10★★★★★Visit Cisco -
Best forTeams seeking affordable, broad web and DNS filtering
- Better than Abnormal Security:
- Free plan
- Editor score 9.0 vs 8.6
A broad DNS, HTTP, and network filtering gateway with a free plan and paid entry at $7 per user monthly.
9.0/10★★★★☆Visit Cloudflare -
Best forBudget-conscious teams needing DNS protection
- Better than Abnormal Security:
- Editor score 8.7 vs 8.6
DNS-layer threat protection with filtering and reporting, starting at $1 per license monthly.
8.7/10★★★★☆Visit DNSFilter -
Best forMicrosoft 365 users wanting broad email defenses
A broad Microsoft 365 security suite, with four tiers spanning email defense, backup and governance.
Pricing on request · 14-day trial Our Hornetsecurity 365 Total Protection verdict → Visit Hornetsecurity8.5/10★★★★☆Visit Hornetsecurity -
Best forSmall businesses seeking endpoint protection
Affordable endpoint protection with EDR and ransomware response, billed annually.
7.9/10★★★★☆Visit Microsoft -
Best forTeams wanting flexible email detection and remediation
- Better than Abnormal Security:
- Free plan
Flexible email detection, threat hunting, and remediation, with a free tier for up to 100 mailboxes.
7.9/10★★★★☆Try Sublime Security -
Best forEnterprises needing isolated, controlled browsing
Isolates web activity in the cloud with controls for files, data loss and auditing.
7.8/10★★★★☆Try Authentic8 Silo -
Best forOrganizations building adaptive security awareness
Adaptive simulations and training for organizations focused on human-centered threat prevention.
- Phishing simulations
7.6/10★★★★☆Visit Hoxhunt -
Best forEnterprises combining web security with zero trust access
A broad zero-trust SASE platform combining web security, private access, and device controls.
7.4/10★★★★☆Visit iboss Cloud -
Best forTeams emphasizing phishing simulations and training
A cloud training platform centered on multi-channel phishing simulations and reporting.
- Phishing simulations
7.3/10★★★★☆Visit Cofense -
Best forOrganizations needing hosted or self-hosted mail filtering
Protect filters malicious email across cloud and self-hosted environments.
7.2/10★★★★☆Visit Mailinblack -
Best forEnterprises needing web filtering and traffic inspection
Broad web and SaaS controls for organizations routing internet traffic through a cloud gateway.
7.1/10★★★★☆Contact Menlo -
Best forEnterprises needing web, SaaS and risky-site controls
Broad cloud threat controls for enterprises protecting web, SaaS and AI traffic.
7.0/10★★★★☆Visit Netskope -
Best forTeams seeking browser-based data and threat controls
Browser-based access, data and threat controls for organizations managing web apps.
6.8/10★★★☆☆Visit Island -
Best forMid-market and enterprise teams needing browser protection
Cloud-delivered browser protection for web threats, malware, and data exposure.
- Browser isolation
6.0/10★★★☆☆Contact SquareX
Abnormal Security Alternatives: Common Questions
What is the best alternative to Abnormal Security?
Cisco Umbrella: #1 in our User Threat Prevention Software ranking, with an editor score of 9.2 out of 10. DNS-layer protection with policy controls for networks, users, devices, and roaming endpoints.
Is there a free alternative to Abnormal Security?
Yes. Cloudflare Gateway and Sublime Security have a free plan or a free tier.
Why do people look for Abnormal Security alternatives?
No free plan; pricing is quote-based; Cloud deployment only; Focused on organizational email, identity, and collaboration security.
How do I switch from Abnormal Security?
Export your data from Abnormal Security (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Abnormal Security.
How to Switch from Abnormal Security
- Export your data from Abnormal Security (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Abnormal Security.
Abnormal Security vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 4 | Abnormal Security | No | 8.6 | |
| 1 | Cisco Umbrella | No | 9.2 | |
| 2 | Cloudflare Gateway | Yes | 9.0 | |
| 3 | DNSFilter | No | $1/unit/mo | 8.7 |
| 4 | Hornetsecurity 365 Total Protection | No | 8.5 | |
| 5 | Microsoft Defender for Business | No | $3/user/mo | 7.9 |
| 6 | Sublime Security | Yes | 7.9 | |
| 7 | Authentic8 Silo | No | $1,450/user/yr | 7.8 |
| 8 | Hoxhunt | 7.6 | ||
| 9 | iboss Cloud | No | 7.4 | |
| 10 | Cofense PhishMe | 7.3 | ||
| 11 | Mailinblack Protect | 7.2 | ||
| 12 | Menlo Security Secure Web Gateway | 7.1 | ||
| 13 | Netskope Next Gen Secure Web Gateway | No | 7.0 | |
| 14 | Island Enterprise Browser | 6.8 | ||
| 15 | SquareX | 6.0 |
Head-to-Head
- Abnormal Security vs Cisco Umbrella
- Abnormal Security vs Cloudflare Gateway
- Abnormal Security vs DNSFilter
- Abnormal Security vs Hornetsecurity 365 Total Protection
- Abnormal Security vs Microsoft Defender for Business
- Abnormal Security vs Sublime Security
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update