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Comparison Overview

Four51, Inc.Four51, Inc.
VS
eBayeBay
Four51, Inc.

Four51, Inc.

110 North 5th Street, Minneapolis, 55403, US

Last Update: 02/04/2026

View Profile
Between 750 and 799
http://www.four51.io
764/1000Fair

Four51 Eliminates the Limitations of eCommerce At Four51, we’ve spent the last 20 years reimagining how eCommerce should work. We’ve streamlined it. Remodeled it. And now use our API-first, headless architecture to create custom, scalable eCommerce, order management an...

NAICS:513
NAICS Definition:Others
Employees:11
Subsidiaries:7
12-month incidents
0
Known data breaches
0
Attack type number
0
eBay

eBay

2025 Hamilton Avenue, San Jose, 95125, US

Last Update: 04/08/2026

View Profile
Between 800 and 849
https://www.ebayinc.com/
805/1000Good

At eBay, we create pathways to connect millions of sellers and buyers in more than 190 markets around the world. Our technology empowers our customers, providing everyone the opportunity to grow and thrive — no matter who they are or where they are in the world. And the...

NAICS:513
NAICS Definition:Others
Employees:21,881
Subsidiaries:11
12-month incidents
1
Known data breaches
1
Attack type number
2

Compliance Ranges Comparison

Based On Specific Ai Models Category
Four51, Inc.

Four51, Inc.

-
ISO 27001Not verified
ISO 27001
-
SOC2 Type 1Not verified
SOC2 Type 1
-
SOC2 Type 2Not verified
SOC2 Type 2
-
GDPRNot verified
GDPR
-
PCI DSSNot verified
PCI DSS
-
HIPAANot verified
HIPAA
eBay

eBay

-
ISO 27001Not verified
ISO 27001
-
SOC2 Type 1Not verified
SOC2 Type 1
-
SOC2 Type 2Not verified
SOC2 Type 2
-
GDPRNot verified
GDPR
-
PCI DSSNot verified
PCI DSS
-
HIPAANot verified
HIPAA

Benchmark & Cyber Underwriting Signals

Incidents vs Technology, Information and Internet Industry Avg (This Year)

No incidents recorded for Four51, Inc. in 2026.

Incidents

Incidents vs Technology, Information and Internet Industry Avg (This Year)

eBay has 2.91% fewer incidents than the average of all companies with at least one recorded incident.

Incidents

Incident History - Four51, Inc. (X = Date, Y = Severity)

Four51, Inc. cyber incidents detection timeline including parent company and subsidiaries.

R - Ransomware
C - Cyber Attack
D - Data Breach
V - Vulnerability

Incident History - eBay (X = Date, Y = Severity)

eBay cyber incidents detection timeline including parent company and subsidiaries.

R - Ransomware
C - Cyber Attack
D - Data Breach
V - Vulnerability

Notable Incidents

Last Cyber / HR Incidents / Global...
Four51, Inc.

Four51, Inc.

Incidents
No explicit notable incidents reported.
eBay

eBay

Incidents
🔒 Incident : Vulnerability
GOOEBA1785781429
🔒 Incident : Vulnerability
GOOEBA1785824643
🔒 Incident : Breach
EBA1722323

FAQ

Between Four51, Inc. company and eBay company, which one has the best AI Cybersecurity Score ?
Between Four51, Inc. company and eBay company, which one has experienced more cyber incidents in the past ?
Between Four51, Inc. company and eBay company, which one has experienced more cyber incidents this year ?
Between Four51, Inc. company and eBay company, which one has experienced at least one ransomware attack ?
Between Four51, Inc. company and eBay company, which one has experienced at least one data breach ?
Between Four51, Inc. company and eBay company, which one has experienced at least one targeted cyberattack ?
Between Four51, Inc. company and eBay company, which one has experienced at least one vulnerability ?
Between Four51, Inc. company and eBay company, which one holds the most compliance certifications ?
Between Four51, Inc. company and eBay company, which one holds the fewest compliance certifications ?
Between Four51, Inc. company and eBay company, which one has the most subsidiaries ?
Between Four51, Inc. company and eBay company, which one has the largest number of employees ?
Between Four51, Inc. and eBay, which company holds both SOC 2 Type 1 certifications ?
Between Four51, Inc. and eBay, which company holds both SOC 2 Type 2 certifications ?
Which company is ISO 27001 certified - Four51, Inc. or eBay ?
Which company is PCI DSS compliant - Four51, Inc. or eBay ?
Between Four51, Inc. and eBay, which company complies with HIPAA regulations for healthcare data ?
Between Four51, Inc. and eBay, which company complies with GDPR requirements ?

Latest Global CVEs

CVE-2026-76929
SUMMARY

Pcapng file parser crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

PUBLISHED
Date2026-08-19
UPDATED
Date2026-08-19
RISK INFORMATION (Score: 4.7)
CVSS3
Base Score: 4.7
Complexity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
IMPACT SCORE
3.6
EXPLOITABILITY
1
REFERENCES
CVE-2026-76928
SUMMARY

X.509IF protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

PUBLISHED
Date2026-08-19
UPDATED
Date2026-08-19
RISK INFORMATION (Score: 7.5)
CVSS3
Base Score: 7.5
Complexity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
IMPACT SCORE
3.6
EXPLOITABILITY
3.9
REFERENCES
CVE-2026-76927
SUMMARY

H.245 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

PUBLISHED
Date2026-08-19
UPDATED
Date2026-08-19
RISK INFORMATION (Score: 4.7)
CVSS3
Base Score: 4.7
Complexity: HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
IMPACT SCORE
3.6
EXPLOITABILITY
1
REFERENCES
CVE-2026-76926
SUMMARY

BUSMASTER file parser abnormal exit in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

PUBLISHED
Date2026-08-19
UPDATED
Date2026-08-19
RISK INFORMATION (Score: 3.1)
CVSS3
Base Score: 3.1
Complexity: HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
IMPACT SCORE
1.4
EXPLOITABILITY
1.6
REFERENCES
CVE-2026-76924
SUMMARY

Kerberos protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

PUBLISHED
Date2026-08-19
UPDATED
Date2026-08-19
RISK INFORMATION (Score: 5.5)
CVSS3
Base Score: 5.5
Complexity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
IMPACT SCORE
3.6
EXPLOITABILITY
1.8
REFERENCES