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Head-to-head · User Threat Prevention Software

Cisco Umbrella vs Sublime Security

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Cisco Umbrella #1 in User Threat Prevention Software 9.2/10 Pricing on request · 14-day trial Free trial✓ 0 of 5 features Visit Cisco
Sublime Security #7 in User Threat Prevention Software 7.9/10 Free plan Free plan✓ 0 of 5 features Try Sublime Security

Cisco Umbrella leads on 0 checks, Sublime Security on 1, and 0 are even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCisco Umbrella · 9.2/10
  • Free planonly Sublime Security
  • Free trialonly Cisco Umbrella

Cisco Umbrella scores higher on our rubric for user threat prevention software: 9.2 against 7.9 out of 10; our editors rank them #1 and #7.

Sublime Security offers free plan; Cisco Umbrella doesn't.

Cisco Umbrella is the better fit for organizations wanting established DNS-layer protection. Sublime Security is the better fit for teams wanting flexible email detection and remediation.

  • Cisco Umbrella fits best

    Organizations wanting established DNS-layer protection

  • Sublime Security fits best

    Teams wanting flexible email detection and remediation

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.

Side by side

Feature Cisco Umbrella 9.2/10 Visit ↗ Sublime Security 7.9/10 Visit ↗
At a glance
Editor score 9.2 7.9
Ranking #1 in User Threat Prevention Software #7 in User Threat Prevention Software
Best for Organizations wanting established DNS-layer protection Teams wanting flexible email detection and remediation
Pricing model Paid Free plan + paid
Starting price Pricing on request · 14-day trial —
Free plan — ✓ (best)
Free trial 14 days —
Deployment Cloud, Mobile Cloud, Self-hosted
Platforms Web, Windows, macOS, iOS, Android Web
Integrations 6 integrations 9 integrations
Features Cisco Umbrella 0/5 · Sublime Security 0/5
Phishing simulations Not checked yet Not checked yet
Browser isolation Not checked yet Not checked yet
Attachment sandboxing Not checked yet Not checked yet
User report button Not checked yet Not checked yet
Automated remediation Not checked yet Not checked yet
Specs
Protected channels Not checked yet Not checked yet
Our review
Pros
  • Blocks malicious and unwanted domains at the DNS layer
  • Applies scheduled policies by network, device, user, or identity
  • Protects roaming endpoints and offers activity reports and APIs
  • Detects phishing, BEC, malware, policy violations, and impersonation
  • Supports custom MQL rules, backtesting, and behavioral threat hunting
  • Automates user-report triage and mailbox or campaign-level remediation
Cons
  • Pricing requires contacting Cisco sales
  • Cisco is transitioning Umbrella to Cisco Secure Access
  • No free plan; the free trial lasts 14 days
  • The free Core plan is limited to the first 100 mailboxes
  • Enterprise pricing requires a demo request
  • Its focus is email security rather than broader user threat prevention
Our verdict

Cisco Umbrella filters DNS requests and web traffic to block threats and unwanted content before users connect. It is aimed at businesses, schools, government organizations, and distributed workforces that need protection across networks…

Read the review →

Sublime Security is an AI-powered email security platform for organizations using Microsoft 365, Google Workspace, IMAP, or direct APIs. It targets security teams that need detection and response across phishing, business email compromise,…

Read the review →
  1. Cisco UmbrellaUser Threat Prevention Software 9.2Pricing on request · 14-day trial
  2. Sublime SecurityUser Threat Prevention Software 7.9Free plan

Strengths and trade-offs

  • Cisco Umbrella — where it wins

    • Blocks malicious and unwanted domains at the DNS layer
    • Applies scheduled policies by network, device, user, or identity
    • Protects roaming endpoints and offers activity reports and APIs

    Where it doesn't

    • Pricing requires contacting Cisco sales
    • Cisco is transitioning Umbrella to Cisco Secure Access
    • No free plan; the free trial lasts 14 days
  • Sublime Security — where it wins

    • Detects phishing, BEC, malware, policy violations, and impersonation
    • Supports custom MQL rules, backtesting, and behavioral threat hunting
    • Automates user-report triage and mailbox or campaign-level remediation

    Where it doesn't

    • The free Core plan is limited to the first 100 mailboxes
    • Enterprise pricing requires a demo request
    • Its focus is email security rather than broader user threat prevention
  • Cisco Umbrella9.2/10 · Pricing on request · 14-day trial

    DNS-layer protection with policy controls for networks, users, devices, and roaming endpoints.

    Visit CiscoFull verdict →
  • Sublime Security7.9/10 · Free plan

    Flexible email detection, threat hunting, and remediation, with a free tier for up to 100 mailboxes.

    Try Sublime SecurityFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update