Comparison Overview

Telstra

VS

Zain Group

Telstra

400 George St, Sydney, NSW, AU, 2000
Last Update: 2026-04-02
View Profile
Between 700 and 749
https://www.telstra.com.au/careers

We believe it’s people who give purpose to our technology. So we’re committed to staying close to our customers and providing them the best experience. And delivering the best tech. On the best network. Because our purpose is to build a connected future so everyone can thrive. We build technology and content solutions that are simple and easy to use, including Australia’s largest and fastest national mobile network. That’s why we strive to serve and know our customers better than anyone else – offering a choice of not just digital connection, but digital content as well. And that’s why we have an international presence spanning 15 countries, including China. In the 21st century, opportunity belongs to connected businesses, governments, communities and individuals. As Australia’s leading telecommunications and information services company, Telstra is proud to be helping our customers improve the ways in which they live and work through connection. Be first to know about Telstra news, advice and offers, as well as updates on our people and partners: tel.st/subscribe

NAICS: 517
NAICS Definition: Telecommunications
Employees: 35,254
Subsidiaries: 5
12-month incidents
0
Known data breaches
2
Attack type number
4
View Profile

Zain Group

Airport Road, P.O. Box 22244, Kuwait, KW
Last Update: 2026-03-27
Between 750 and 799
https://www.zain.com

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: Kuwait, Bahrain, Iraq, Jordan, Saudi Arabia, Sudan and South Sudan. Headquartered in the UAE, ZainTECH, the Group’s one-stop digital and ICT solutions provider, is playing a key role in the digital transformation of enterprise and government clientele across the MENA region. Also UAE based, Zain Omantel International (ZOI) is revolutionizing the international telecommunications wholesale landscape as the premier wholesale powerhouse serving regional operators, international carriers, and global hyperscalers. In Morocco, Zain has a 15.5% stake in ‘INWI’, through a joint venture. Zain is listed on the Boursa Kuwait (stock ticker: ZAIN). We recommend the Investor Community to download the “Zain Group Investor Relations” Mobile App. For more, please email [email protected]

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

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/telstra.jpeg
Telstra
—
ISO 27001
ISO 27001 certification not verified
Not verified
—
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
—
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
—
GDPR
GDPR certification not verified
Not verified
—
PCI DSS
PCI DSS certification not verified
Not verified
—
HIPAA
HIPAA certification not verified
Not verified
https://images.rankiteo.com/companyimages/zain.jpeg
Zain Group
—
ISO 27001
ISO 27001 certification not verified
Not verified
—
SOC2 Type 1
SOC2 Type 1 certification not verified
Not verified
—
SOC2 Type 2
SOC2 Type 2 certification not verified
Not verified
—
GDPR
GDPR certification not verified
Not verified
—
PCI DSS
PCI DSS certification not verified
Not verified
—
HIPAA
HIPAA certification not verified
Not verified
Compliance Summary
Telstra
100%
Compliance Rate
0/4 Standards Verified
Zain Group
0%
Compliance Rate
0/4 Standards Verified

Benchmark & Cyber Underwriting Signals

Incidents vs Telecommunications Industry Average (This Year)

No incidents recorded for Telstra in 2026.

Incidents vs Telecommunications Industry Average (This Year)

No incidents recorded for Zain Group in 2026.

Incident History — Telstra (X = Date, Y = Severity)

Telstra cyber incidents detection timeline including parent company and subsidiaries

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

Zain Group cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/telstra.jpeg
Telstra
Incidents

Date Detected: 12/2025
Type:Cyber Attack
Attack Vector: Voice Phishing (Vishing), Phishing Kits, MFA Bypass (Push Notifications, OTPs)
Motivation: Data Theft, Financial Gain, Credential Harvesting
Blog: Blog

Date Detected: 10/2022
Type:Breach
Blog: Blog

Date Detected: 05/2021
Type:Data Leak
Attack Vector: Unspecified
Motivation: Ransom
Blog: Blog
https://images.rankiteo.com/companyimages/zain.jpeg
Zain Group
Incidents

Date Detected: 6/2021
Type:Cyber Attack
Attack Vector: Exploitation of Public-Facing Application (CVE-2025-53770), DLL Side-Loading, Privilege Escalation (CVE-2021-36942), Living-off-the-Land (LotL) Tools
Motivation: Espionage, Credential Theft, Persistent Access
Blog: Blog

FAQ

Zain Group company demonstrates a stronger AI Cybersecurity Score compared to Telstra company, reflecting its advanced cybersecurity posture governance and monitoring frameworks.

Telstra company has faced a higher number of disclosed cyber incidents historically compared to Zain Group company.

In the current year, Zain Group company and Telstra company have not reported any cyber incidents.

Neither Zain Group company nor Telstra company has reported experiencing a ransomware attack publicly.

Telstra company has disclosed at least one data breach, while the other Zain Group company has not reported such incidents publicly.

Both Zain Group company and Telstra company have reported experiencing targeted cyberattacks.

Telstra company has disclosed at least one vulnerability, while Zain Group company has not reported such incidents publicly.

Neither Telstra nor Zain Group holds any compliance certifications.

Neither company holds any compliance certifications.

Telstra company has more subsidiaries worldwide compared to Zain Group company.

Telstra company employs more people globally than Zain Group company, reflecting its scale as a Telecommunications.

Neither Telstra nor Zain Group holds SOC 2 Type 1 certification.

Neither Telstra nor Zain Group holds SOC 2 Type 2 certification.

Neither Telstra nor Zain Group holds ISO 27001 certification.

Neither Telstra nor Zain Group holds PCI DSS certification.

Neither Telstra nor Zain Group holds HIPAA certification.

Neither Telstra nor Zain Group holds GDPR certification.

Latest Global CVEs (Not Company-Specific)

Description

A vulnerability was found in Nothings stb up to 1.26. Impacted is the function stbtt_InitFont_internal in the library stb_truetype.h of the component TTF File Handler. Performing a manipulation results in out-of-bounds read. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Published
Date
2026-04-01
Updated
Date
2026-04-01
Risk Information
cvss2
Base: 5.0
Severity: LOW
AV:N/AC:L/Au:N/C:N/I:N/A:P
cvss3
Base: 4.3
Severity: LOW
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
cvss4
Base: 5.3
Severity: LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
References
Description

V-SFT versions 6.2.10.0 and prior contain an out-of-bounds read in VS6ComFile!get_macro_mem_COM. Opening a crafted V7 file may lead to information disclosure from the affected product.

Published
Date
2026-04-01
Updated
Date
2026-04-01
Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
References
Description

V-SFT versions 6.2.10.0 and prior contain a stack-based buffer overflow in VS6ComFile!CSaveData::_conv_AnimationItem. Opening a crafted V7 file may lead to arbitrary code execution on the affected product.

Published
Date
2026-04-01
Updated
Date
2026-04-01
Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
References
Description

V-SFT versions 6.2.10.0 and prior contain an out-of-bounds read vulnerability in VS6MemInIF!set_temp_type_default. Opening a crafted V7 file may lead to information disclosure from the affected product.

Published
Date
2026-04-01
Updated
Date
2026-04-01
Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
References
Description

V-SFT versions 6.2.10.0 and prior contain an out-of-bounds read vulnerability in VS6ComFile!load_link_inf. Opening a crafted V7 file may lead to information disclosure from the affected product.

Published
Date
2026-04-01
Updated
Date
2026-04-01
Risk Information
cvss3
Base: 7.8
Severity: LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
cvss4
Base: 8.4
Severity: LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
References