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Comparison Overview

Vivo (Telefônica Brasil)Vivo (Telefônica Brasil)
VS
Zain GroupZain Group
Vivo (Telefônica Brasil)

Vivo (Telefônica Brasil)

Avenida Eng. Luís Carlos Berrini, 1376, São Paulo, 04571 - 000, BR

Last Update: 01/04/2026

View Profile
Between 800 and 849
http://www.vivo.com.br
800/1000Good

Vivo (Telefônica Brasil) is part of the Telefónica Group and with more than 94 million customers, of which 75 million mobile and 19 million fixed, we are the largest telecommunications company in Brazil, with nationwide presence and a complete, convergent portfolio of p...

NAICS:517
NAICS Definition:Telecommunications
Employees:38,994
Subsidiaries:20
12-month incidents
0
Known data breaches
0
Attack type number
0
Zain Group

Zain Group

Airport Road, P.O. Box 22244, Kuwait, KW

Last Update: 04/04/2026

View Profile
Between 750 and 799
https://www.zain.com
776/1000Fair

Zain Group is a leading provider of innovative ICT technologies & digital lifestyle communications operating in 8 markets across the Middle East & Africa, serving 51.3 million active customers as of 30 September 2025. Zain provides mobile voice, data and B2B services in...

NAICS:517
NAICS Definition:Telecommunications
Employees:16,153
Subsidiaries:1
12-month incidents
0
Known data breaches
0
Attack type number
1

Compliance Ranges Comparison

Based On Specific Ai Models Category
Vivo (Telefônica Brasil)

Vivo (Telefônica Brasil)

-
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
Zain Group

Zain Group

-
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 Telecommunications Industry Avg (This Year)

No incidents recorded for Vivo (Telefônica Brasil) in 2026.

Incidents

Incidents vs Telecommunications Industry Avg (This Year)

No incidents recorded for Zain Group in 2026.

Incidents

Incident History - Vivo (Telefônica Brasil) (X = Date, Y = Severity)

Vivo (Telefônica Brasil) cyber incidents detection timeline including parent company and subsidiaries.

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

Incident History - Zain Group (X = Date, Y = Severity)

Zain Group 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...
Vivo (Telefônica Brasil)

Vivo (Telefônica Brasil)

Incidents
No explicit notable incidents reported.
Zain Group

Zain Group

Incidents
🔒 Incident : Cyber Attack
ZAI2703327102325

FAQ

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

Latest Global CVEs

CVE-2026-57100
SUMMARY

Server-side request forgery (ssrf) in Microsoft Entra Provisioning Service (SyncFabric) allows an authorized attacker to elevate privileges over a network.

PUBLISHED
Date2026-07-02
UPDATED
Date2026-07-02
RISK INFORMATION (Score: 9.9)
CVSS3
Base Score: 9.9
Complexity: LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
IMPACT SCORE
6
EXPLOITABILITY
3.1
REFERENCES
CVE-2026-54998
SUMMARY

Incorrect authorization in Microsoft Exchange Online allows an authorized attacker to elevate privileges over a network.

PUBLISHED
Date2026-07-02
UPDATED
Date2026-07-02
RISK INFORMATION (Score: 8.8)
CVSS3
Base Score: 8.8
Complexity: LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
IMPACT SCORE
5.9
EXPLOITABILITY
2.8
REFERENCES
CVE-2026-45499
SUMMARY

Server-side request forgery (ssrf) in Azure OpenAI allows an authorized attacker to elevate privileges over a network.

PUBLISHED
Date2026-07-02
UPDATED
Date2026-07-02
RISK INFORMATION (Score: 9.9)
CVSS3
Base Score: 9.9
Complexity: LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
IMPACT SCORE
6
EXPLOITABILITY
3.1
REFERENCES
CVE-2026-41106
SUMMARY

Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.

PUBLISHED
Date2026-07-02
UPDATED
Date2026-07-02
RISK INFORMATION (Score: 9.3)
CVSS3
Base Score: 9.3
Complexity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
IMPACT SCORE
5.8
EXPLOITABILITY
2.8
REFERENCES
CVE-2026-26145
SUMMARY

Improper access control in Azure Synapse allows an authorized attacker to elevate privileges over a network.

PUBLISHED
Date2026-07-02
UPDATED
Date2026-07-02
RISK INFORMATION (Score: 4.8)
CVSS3
Base Score: 4.8
Complexity: HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N
IMPACT SCORE
3.6
EXPLOITABILITY
1.2
REFERENCES