BSNL controversies
Controversies tied to this brand in public sources. A listing is not a finding of fault.
2017
Broadband malware incident
Malware exploiting default modem credentials disrupted broadband connectivity in Karnataka and prompted BSNL to advise customers to change router login details.
2012
BSNL website hacking incidents
Reports described unauthorized access to BSNL websites, including the Madhya Pradesh site and the main India BSNL website.