Ranked #1 because of its Google rating and review volume: 5.0★ from 634 Google reviews, the most in Rancho Penasquitos.
Based on 8 of 9 factors; recency not yet collected.
287 cybersecurity companies ranked by IFR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Rancho Penasquitos: FIT Solutions, IFR Score 66/100; 5.0★ from 634 Google reviews.
Most-reviewed: KME Systems, 389 Google reviews at 5.0★, the most of 287 ranked after FIT Solutions; ranked #2.
Rankings can't be bought. IT providers can't pay to change their rank or score. How we rank
287 Rancho Penasquitos cybersecurity companies are ranked here by IFR Score, from nine published factors. 108 open Saturdays and 81 open Sundays, based on posted hours. The median Google rating is 5.0★ across 287 rated IT firms.
Ranked by IFR Score from public data. Sponsored placements are labelled and never change the order.
| Rank | Business | IFR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | FIT Solutions | 66 | 5.0★ (634) | San Diego, 17 mi away | — | Overall |
| 2 | KME Systems | 62 | 5.0★ (389) | Irvine, 58 mi away | — | Most reviews |
| 3 | Dark Raven Labs, LLC. | 61 | 4.9★ (12) | Carlsbad, 4 mi away | Sat · Sun · Evenings | — |
| 4 | Xonicwave | 61 | 5.0★ (84) | San Diego, 13 mi away | — | — |
| 5 | Fidelity Security Solutions | 61 | 5.0★ (13) | Escondido, 12 mi away | Sat · Sun · Evenings | — |
| 6 | Buzz Cybersecurity - Irvine Managed IT Services | 61 | 4.8★ (72) | Irvine, 65 mi away | Sat · Sun · Evenings | — |
| 7 | Fusion Factor Corporation | 60 | 4.9★ (9) | San Marcos, 13 mi away | Sat · Sun · Evenings | — |
| 8 | San Diego IT Support | 59 | 5.0★ (189) | Coronado, 16 mi away | Sat · Sun · Evenings | — |
| 9 | eIRONclad Technology Solutions | 59 | 4.3★ (7) | San Diego, 11 mi away | Sat · Sun · Evenings | — |
| 10 | AUTOMATES | 59 | 5.0★ (177) | National City, 21 mi away | Sat · Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and review volume: 5.0★ from 634 Google reviews, the most in Rancho Penasquitos.
Based on 8 of 9 factors; recency not yet collected.
Based in Irvine, 58 mi away
Ranked #2 because of its Google rating and service focus: 5.0★ from 389 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Carlsbad, 4 mi away
Ranked #3 because of its Google rating and service focus: 4.9★ from 12 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 13 mi away
Ranked #4 because of its Google rating and service focus: 5.0★ from 84 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Escondido, 12 mi away
Ranked #5 because of its Google rating and service focus: 5.0★ from 13 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Irvine, 65 mi away
Ranked #6 because of its Google rating and service focus: 4.8★ from 72 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Marcos, 13 mi away
Ranked #7 because of its Google rating and service focus: 4.9★ from 9 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Coronado, 16 mi away
Ranked #8 because of its Google rating and review volume: 5.0★ from 189 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 11 mi away
Ranked #9 because of its Google rating and service focus: 4.3★ from 7 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in National City, 21 mi away
Ranked #10 because of its Google rating and review volume: 5.0★ from 177 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Lakeside, 15 mi away
Ranked #11 because of its Google rating and review volume: 5.0★ from 234 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Costa Mesa, 67 mi away
Ranked #12 because of its Google rating and service focus: 4.8★ from 183 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 9 mi away
Ranked #13 because of its Google rating and service focus: 5.0★ from 27 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 8 mi away
Ranked #14 because of its Google rating and review volume: 4.9★ from 116 Google reviews.
Based on 8 of 9 factors; recency not yet collected.
Based in Santa Ana, 67 mi away
Ranked #15 because of its Google rating and service focus: 4.7★ from 172 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 9 mi away
Ranked #16 because of its Google rating and service focus: 5.0★ from 20 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 11 mi away
Ranked #17 because of its Google rating and service focus: 4.7★ from 3 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Coronado, 16 mi away
Ranked #18 because of its Google rating and service focus: 5.0★ from 22 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in El Cajon, 16 mi away
Ranked #19 because of its Google rating and service focus: 5.0★ from 22 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Irvine, 59 mi away
Ranked #20 because of its Google rating and service focus: 5.0★ from 64 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Irvine, 66 mi away
Ranked #21 because of its Google rating and service focus: 4.9★ from 15 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in Irvine, 63 mi away
Ranked #22 because of its Google rating and service focus: 5.0★ from 87 Google reviews, listed on Google as “Computer support and services”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 9 mi away
Ranked #23 because of its Google rating and service focus: 4.6★ from 20 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 18 mi away
Ranked #24 because of its Google rating and service focus: 4.0★ from 7 Google reviews, listed on Google as “Computer security service”.
Based on 8 of 9 factors; recency not yet collected.
Based in San Diego, 13 mi away
Ranked #25 because of its Google rating and service focus: 5.0★ from 7 Google reviews, listed on Google as “Computer security service”.
Based on 7 of 9 factors; recency and availability not yet collected.
We scored 287 Rancho Penasquitos 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.
| Factor | Weight | Computed from | In Rancho Penasquitos data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Review volume | 15% | Number of Google reviews, compared with the most-reviewed IT firm on the list | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday and 24/7 support | Measured |
| Service focus | 15% | How clearly the firm does this service (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The firm has claimed its IT Firms Ranked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The firm links to IT Firms Ranked from its own website with our badge, checked periodically | Measured |
| Client reviews | 10% | Verified client reviews collected by IT Firms Ranked: their rating and how many there are | Measured |