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Best Cybersecurity Companies in Dunedin, FL (2026)

208 cybersecurity companies ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Dunedin: Vine IT & Cybersecurity, IFR Score 64/100; 5.0★ from 53 Google reviews; open 7 days a week.

  2. 23

    Most-reviewed: Computers Repair Plus Electronics, 418 Google reviews at 5.0★, the most of 208 ranked; ranked #23.

Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank

208 Dunedin cybersecurity companies are ranked here by IFR Score, from nine published factors. 55 open Saturdays and 42 open Sundays, based on posted hours. The median Google rating is 5.0★ across 208 rated IT firms.

Most of this list also appears on the Cybersecurity companies in Tampa ranking. See Cybersecurity companies in Tampa

Top 10 cybersecurity companies in Dunedin at a glance

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Top 10 cybersecurity companies in Dunedin at a glance
RankBusinessIFR ScoreGoogle ratingBased inHoursBest for
1Vine IT & Cybersecurity645.0★ (53)St. Petersburg, 14 mi awaySat · Sun · EveningsOverall
2AceHost Data Center624.8★ (24)Tampa, 20 mi awaySat · Sun · Evenings—
3Cyber Security Solutions614.7★ (12)Tampa, 13 mi awaySat · Sun · Evenings—
4Digital Hands614.8★ (12)Tampa, 16 mi awaySat · Sun · Evenings—
5Sixwatch605.0★ (47)Tampa, 19 mi away——
6Sterling Ideas Inc605.0★ (129)Clearwater, 11 mi awaySat · Sun · Evenings—
7MOSTRO Cybersecurity & Cyber Liability Defense605.0★ (47)Tampa, 20 mi away——
8Abacode, Inc595.0★ (7)Tampa, 15 mi awaySat · Sun · Evenings—
9threatSHIELD Security595.0★ (42)Tampa, 19 mi away——
10365 Data Centers594.9★ (8)Tampa, 20 mi awaySat · Sun · Evenings—

The 208 best cybersecurity companies in Dunedin, ranked

Ordered by IFR Score, a 0–100 score from nine published factors. Paid placement never changes the order.

Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.

Scores below: based on 8 of 9 factors; recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in Dunedin

    #1 Vine IT & Cybersecurity

    Based in St. Petersburg, 14 mi away

    64/100IFR Score

    Ranked #1 because of its Google rating and service focus: 5.0★ from 53 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 53 Google reviews
    Hours
    Mon–Fri 8 AM–8 PM · Sat–Sun 8 AM–4 PM
    Address
    9887 4th St N Suite 303F, St. Petersburg, FL 33702
    View profile for Vine IT & Cybersecurity(844) 484-6348

  2. #2 AceHost Data Center

    Based in Tampa, 20 mi away

    62/100IFR Score

    Ranked #2 because of its Google rating and service focus: 4.8★ from 24 Google reviews, listed on Google as “Computer security service”.

    • 4.8★ from 24 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    412 E Madison St Ste 1010, Tampa, FL 33602
    View profile for AceHost Data Center(813) 293-6991

  4. #4 Digital Hands

    Based in Tampa, 16 mi away

    61/100IFR Score

    Ranked #4 because of its Google rating and service focus: 4.8★ from 12 Google reviews, listed on Google as “Computer security service”.

    • 4.8★ from 12 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    4211 W Boy Scout Blvd, Tampa, FL 33607
    View profile for Digital Hands(813) 229-8324

  5. #5 Sixwatch

    Based in Tampa, 19 mi away

    60/100IFR Score

    Ranked #5 because of its Google rating and service focus: 5.0★ from 47 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 47 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1646 W Snow Ave, Tampa, FL 33606
    View profile for Sixwatch(813) 815-6000

  8. #8 Abacode, Inc

    Based in Tampa, 15 mi away

    59/100IFR Score

    Ranked #8 because of its Google rating and service focus: 5.0★ from 7 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    5411 Skycenter Dr Ste 100, Tampa, FL 33607
    View profile for Abacode, Inc(866) 596-9020

  9. #9 threatSHIELD Security

    Based in Tampa, 19 mi away

    59/100IFR Score

    Ranked #9 because of its Google rating and service focus: 5.0★ from 42 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 42 Google reviews
    Hours
    Mon–Fri 9 AM–5:30 PM · Sat–Sun closed
    Address
    14906 Winding Creek Ct Ste 101-D, Tampa, FL 33613
    View profile for threatSHIELD Security(813) 291-3693

  10. #10 365 Data Centers

    Based in Tampa, 20 mi away

    59/100IFR Score

    Ranked #10 because of its Google rating and service focus: 4.9★ from 8 Google reviews, listed on Google as “Computer security service”.

    • 4.9★ from 8 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    655 N Franklin St #1000, Tampa, FL 33602
    View profile for 365 Data Centers(866) 365-6246

  15. #15 YourSIP Telecom

    Based in Palm Harbor, 5 mi away

    59/100IFR Score

    Ranked #15 because of its Google rating and review volume: 4.8★ from 112 Google reviews.

    • 4.8★ from 112 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    35095 US Hwy 19 N, Palm Harbor, FL 34684
    View profile for YourSIP Telecom(727) 450-8200

  17. #17 Data-Tech

    Based in Tampa, 15 mi away

    59/100IFR Score

    Ranked #17 because of its Google rating and review volume: 4.8★ from 132 Google reviews.

    • 4.8★ from 132 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    7904 Hopi Pl, Tampa, FL 33634
    View profile for Data-Tech(813) 303-0934

  18. #18 The SSL Store

    Based in St. Petersburg, 19 mi away

    58/100IFR Score

    Ranked #18 because of its Google rating and service focus: 5.0★ from 5 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    146 2nd St N #201, St. Petersburg, FL 33701
    View profile for The SSL Store(727) 388-4240

  19. #19 EasyWayIT

    Based in St. Petersburg, 14 mi away

    58/100IFR Score

    Ranked #19 because of its Google rating and service focus: 5.0★ from 7 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Sun 7 AM–9 PM
    Address
    9800 4th St N #200, St. Petersburg, FL 33702
    View profile for EasyWayIT(727) 563-9200

  21. #21 Global Data Systems

    Based in Tampa, 27 mi away

    58/100IFR Score

    Ranked #21 because of its Google rating and service focus: 5.0★ from 25 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 25 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat–Sun closed
    Address
    19046 Bruce B Downs Blvd, Tampa, FL 33647
    View profile for Global Data Systems(888) 849-6818

  22. #22 Jün Cyber

    Based in St. Petersburg, 17 mi away

    58/100IFR Score

    Ranked #22 because of its Google rating and service focus: 5.0★ from 18 Google reviews, listed on Google as “Computer security service”.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 9 AM–8 PM · Sat–Sun closed
    Address
    5922 9th Ave N, St. Petersburg, FL 33710
    View profile for Jün Cyber(727) 490-8666

  24. #24 ReliaQuest

    Based in Tampa, 20 mi away

    58/100IFR Score

    Ranked #24 because of its Google rating and service focus: 4.2★ from 44 Google reviews, listed on Google as “Computer security service”.

    • 4.2★ from 44 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1001 Water St Ste 1900, Tampa, FL 33602
    View profile for ReliaQuest(800) 925-2159

  25. #25 ēlevātus

    Based in Tampa, 8 mi away

    57/100IFR Score

    Ranked #25 because of its Google rating and review volume: 5.0★ from 48 Google reviews.

    • 5.0★ from 48 Google reviews
    Hours
    Mon–Sun 12 AM–12 AM
    Address
    13528 Prestige Pl Ste 105, Tampa, FL 33635
    View profile for ēlevātus(813) 544-4570

How we ranked Dunedin cybersecurity companies

We scored 208 Dunedin cybersecurity companies on nine factors, weighted as shown. An IT firm is ranked when its service is confirmed and it has 3 or more Google reviews or a claimed profile. An IT firm with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 9, 2026.

Paid placement never changes a rank or score. Sponsored businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

IFR Score factors and weights
FactorWeightComputed fromIn Dunedin data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Review volume15%Number of Google reviews, compared with the most-reviewed IT firm on the listMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday and 24/7 supportMeasured
Service focus15%How clearly the firm does this service (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The firm has claimed its IT Firms Ranked profile (free or paid earn the same)Measured
Partnered5%The firm links to IT Firms Ranked from its own website with our badge, checked periodicallyMeasured
Client reviews10%Verified client reviews collected by IT Firms Ranked: their rating and how many there areMeasured

How to choose a cybersecurity company

  1. Ask whether monitoring is staffed around the clock by the firm itself or by a partner.
  2. Ask for a sample assessment or penetration-test report with client details removed.
  3. Check experience with your industry’s rules (for example HIPAA, PCI DSS or CMMC).
  4. Ask what the firm does in the first hour of an incident, and whether that is in the contract.
  5. Ask for two or three references from clients of your size and industry, and call them.
  6. Get the scope, response times and price in writing before you sign, including how you leave and get your data back.

Questions to ask a cybersecurity company

  • Is your security monitoring staffed 24/7, and by whom?
  • Which frameworks do you assess against?
  • What do your reports include, and do you re-test after we fix the findings?
  • Do you handle incident response yourselves, and do you work with cyber insurers?
  • What access will you need to our systems, and how is it controlled and logged?
  • Which certifications do the people doing the work hold?

Terms explained

MSP (managed service provider)
A firm that runs a business’s IT for a recurring fee: monitoring, patching, help desk, backups and security tools.
Co-managed IT
An arrangement where an outside firm supports an in-house IT person or team, sharing tools and tasks.
Break-fix
IT support paid per incident or per hour, with no monthly agreement.
SLA (service-level agreement)
The contract terms for response and resolution times, uptime and support hours.
Help desk
The support line staff call or email for IT problems.
RMM
Remote monitoring and management software that lets an IT firm watch, patch and fix computers remotely.
vCIO
A virtual chief information officer: part-time IT strategy and budgeting from an outside firm.
MSSP
A managed security service provider: a firm that monitors and manages security tools around the clock.
EDR / MDR
Endpoint detection and response software, and the managed service of people watching its alerts (managed detection and response).
MFA
Multi-factor authentication: a second proof of identity, such as an app prompt, on top of a password.
Penetration test
An authorised, simulated attack on your systems to find weaknesses before criminals do.
SOC 2
An independent auditor’s report (AICPA standard) on a service provider’s security controls.

Cybersecurity companies in Dunedin: frequently asked questions

Who is the best cybersecurity company in Dunedin?

By IFR Score, the highest-ranked cybersecurity company in Dunedin, FL is Vine IT & Cybersecurity with an IFR Score of 64/100. It has 5.0★ from 53 Google reviews. It is open 7 days a week. AceHost Data Center (#2) and Cyber Security Solutions (#3) follow. We ranked 208 cybersecurity companies on nine factors, last updated November 9, 2026.

Which cybersecurity companies in Dunedin work on weekends?

55 of 208 ranked cybersecurity companies post Saturday hours and 42 post Sunday hours. The highest-ranked open Saturdays are Vine IT & Cybersecurity (#1), AceHost Data Center (#2) and Cyber Security Solutions (#3). Posted hours are office hours; many firms also run an after-hours support line for contract clients.

What Google rating do Dunedin cybersecurity companies have?

The median Google rating among 208 rated cybersecurity companies in Dunedin is 5.0★, with a median of 16 reviews. Computers Repair Plus Electronics has the most, 418 reviews, and ranks #23. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ITFirmsRanked rank cybersecurity companies?

Each cybersecurity company gets a 0–100 IFR Score from nine published factors, led by reputation (25%), review volume (15%), service focus (15%) and recency (10%). An IT firm with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only IT firms with a confirmed service and 3 or more reviews, or a claimed profile, are ranked.

Do cybersecurity companies outside Dunedin count in this ranking?

Yes, if they are within 75 mi of the Dunedin city center, our service radius for cybersecurity companies. Each listing shows where the IT firm is based and how far away it is. Proximity is 5% of the IFR Score, so a nearby IT firm gets a small edge.

Can cybersecurity companies pay to rank higher on ITFirmsRanked?

No. The IFR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured IT firms may appear above the list, labelled Sponsored and showing their honest rank.

What does a cybersecurity company do?

Cybersecurity companies assess and protect a business’s systems and data: security monitoring, endpoint protection, penetration testing, compliance support and incident response.

How are cybersecurity companies in Dunedin ranked?

By IFR Score: Google rating and review volume, recent reviews, opening hours, how clearly the firm does cybersecurity, distance, a claimed profile, our badge and verified client reviews. Sponsored placements never change the order.

Do we need a cybersecurity firm if we already have an IT provider?

Sometimes. Many IT providers include basic security tools; a security firm adds specialist work such as 24/7 monitoring, penetration tests, compliance audits and incident response. Ask your IT provider what they cover and where they would bring in a specialist.

What is the difference between a security assessment and a penetration test?

An assessment reviews your policies, settings and controls against a framework. A penetration test is an authorised, simulated attack that tries to exploit weaknesses. Both end with a written report and a list of fixes.

Can a cybersecurity firm help with compliance?

Many help organisations prepare for requirements such as HIPAA, PCI DSS, CMMC or SOC 2. They can advise and assess, but only an independent auditor issues a SOC 2 report, and compliance is ultimately your responsibility.

Update log for Dunedin

  1. November 2026: IFR Scores recalculated for 208 cybersecurity companies serving Dunedin.

More cybersecurity companies and Dunedin pages