Comparison Overview

Spectrum

VS

MTS Group

Spectrum

Stamford , CT, US, 06901
Last Update: 2026-04-02
Between 750 and 799

Spectrum is a suite of advanced communications services offered by Charter Communications, Inc. (NASDAQ:CHTR), a leading broadband connectivity company available to more than 57 million homes and small to large businesses across 41 states. Founded in 1993, Charter has evolved from providing cable TV to streaming, and from high-speed Internet to a converged broadband, WiFi and mobile experience. Over the Spectrum Fiber Broadband Network and supported by our 100% U.S.-based employees, the Company offers Seamless Connectivity and Entertainment with Spectrum Internet®, Mobile, TV and Voice products. More information can be found at corporate.charter.com.

NAICS: 517
NAICS Definition: Telecommunications
Employees: 91,051
Subsidiaries: 0
12-month incidents
0
Known data breaches
1
Attack type number
1

MTS Group

Moscow, RU
Last Update: 2026-03-30
Between 750 and 799

Mobile TeleSystems OJSC ("MTS") is the leading telecommunications group in Russia, Eastern Europe and Central Asia, offering mobile and fixed voice, broadband, pay TV as well as content and entertainment services in one of the world's fastest growing regions. Including its subsidiaries, as of December 31, 2010, the Group serviced over 108.1 million mobile subscribers in Russia, Ukraine, Uzbekistan, Turkmenistan, Armenia and Belarus, a region that boasts a total population of more than 230 million. The Group’s fixed business, as of December 31, 2010, had a total of 9.9 million households passed, 1.8 million broadband Internet and 2.6 million pay-TV subscribers. MTS has been listed on the New York Stock Exchange since July 2000 and trades under the ticker MBT. The Company’s shares have been listed locally on Moscow Interbank Currency Exchange (MICEX) since November 2003 under the symbol MTSI. The free float of the Company’s shares is approximately 49.2%. MTS is 50.8% majority-owned by Sistema, the largest public diversified financial corporation in Russia and the CIS. In 2010, MTS' revenues reached $11.3 billion. According to GSM Association Wireless Intelligence Information Service, MTS ranks as the 2nd largest operator in Europe by proportionate subscriptions at the end of 2010..

NAICS: 517
NAICS Definition: Telecommunications
Employees: 10,460
Subsidiaries: 0
12-month incidents
0
Known data breaches
0
Attack type number
0

Compliance Badges Comparison

Security & Compliance Standards Overview

https://images.rankiteo.com/companyimages/spectrum.jpeg
Spectrum
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/mts-group.jpeg
MTS 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
Spectrum
100%
Compliance Rate
0/4 Standards Verified
MTS Group
0%
Compliance Rate
0/4 Standards Verified

Benchmark & Cyber Underwriting Signals

Incidents vs Telecommunications Industry Average (This Year)

No incidents recorded for Spectrum in 2026.

Incidents vs Telecommunications Industry Average (This Year)

No incidents recorded for MTS Group in 2026.

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

Spectrum cyber incidents detection timeline including parent company and subsidiaries

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

MTS Group cyber incidents detection timeline including parent company and subsidiaries

Notable Incidents

Last 3 Security & Risk Events by Company

https://images.rankiteo.com/companyimages/spectrum.jpeg
Spectrum
Incidents

Date Detected: 9/2023
Type:Breach
Blog: Blog
https://images.rankiteo.com/companyimages/mts-group.jpeg
MTS Group
Incidents

No Incident

FAQ

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

Spectrum company has historically faced a number of disclosed cyber incidents, whereas MTS Group company has not reported any.

In the current year, MTS Group company and Spectrum company have not reported any cyber incidents.

Neither MTS Group company nor Spectrum company has reported experiencing a ransomware attack publicly.

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

Neither MTS Group company nor Spectrum company has reported experiencing targeted cyberattacks publicly.

Neither Spectrum company nor MTS Group company has reported experiencing or disclosing vulnerabilities publicly.

Neither Spectrum nor MTS Group holds any compliance certifications.

Neither company holds any compliance certifications.

Neither Spectrum company nor MTS Group company has publicly disclosed detailed information about the number of their subsidiaries.

Spectrum company employs more people globally than MTS Group company, reflecting its scale as a Telecommunications.

Neither Spectrum nor MTS Group holds SOC 2 Type 1 certification.

Neither Spectrum nor MTS Group holds SOC 2 Type 2 certification.

Neither Spectrum nor MTS Group holds ISO 27001 certification.

Neither Spectrum nor MTS Group holds PCI DSS certification.

Neither Spectrum nor MTS Group holds HIPAA certification.

Neither Spectrum nor MTS 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.

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
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.

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
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.

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
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.

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
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.

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