Comparison Overview
DNA Communications

DNA Communications
601 First Ave, Rochelle, IL, US, 61068
Last Update: 29/06/2026
We’re going on 21 great years of service, dedicated to serving North-Central Illinois rural communities, with the highest quality Digital Telecommunication Services, Fiber Optics, DSL, ADSL, VDSL, SIP Trunking, without the high costs. Our Headquarters is in Rochelle Ill...

Vivo (Telefônica Brasil)
Avenida Eng. Luís Carlos Berrini, 1376, São Paulo, 04571 - 000, BR
Last Update: 01/04/2026
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...
Compliance Ranges Comparison

DNA Communications







Vivo (Telefônica Brasil)






Benchmark & Cyber Underwriting Signals
Incidents vs Telecommunications Industry Avg (This Year)
DNA Communications has 48.98% fewer incidents than the average of same-industry companies with at least one recorded incident.
Incidents vs Telecommunications Industry Avg (This Year)
No incidents recorded for Vivo (Telefônica Brasil) in 2026.
Incident History - DNA Communications (X = Date, Y = Severity)
DNA Communications cyber incidents detection timeline including parent company and subsidiaries.
Incident History - Vivo (Telefônica Brasil) (X = Date, Y = Severity)
Vivo (Telefônica Brasil) cyber incidents detection timeline including parent company and subsidiaries.
Notable Incidents

DNA Communications

Vivo (Telefônica Brasil)
FAQ
Latest Global CVEs
A vulnerability was detected in HdrHistogram up to 2.2.2. Affected by this issue is the function org.HdrHistogram.AbstractHistogram.decodeFromCompressedByteBuffer of the file src/main/java/org/HdrHistogram/AbstractHistogram.java. The manipulation of the argument lengthOfCompressedContents results in uncontrolled memory allocation. The attack needs to be approached locally. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
A vulnerability was found in code-projects Online Job Portal 1.0. The affected element is an unknown function of the file login.php. Performing a manipulation of the argument txtUser/txtPass results in sql injection. The attack may be initiated remotely. The exploit has been made public and could be used.
A vulnerability has been found in itsourcecode Hospital Management System 1.0. Impacted is an unknown function of the file /patientappointment.php. Such manipulation of the argument patiente leads to sql injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
A vulnerability was detected in code-projects Assessment Management 1.0. This vulnerability affects unknown code of the file /lecturer/marking-scheme.php. The manipulation of the argument smarksrange[] results in sql injection. It is possible to launch the attack remotely. The exploit is now public and may be used.
A flaw has been found in code-projects Assessment Management 1.0. This issue affects some unknown processing of the file /lecturer/marking-scheme.php of the component Database Query Handler. This manipulation of the argument squestions[] causes sql injection. The attack can be initiated remotely. The exploit has been published and may be used.