Telecom — threat intelligence
Recent advisories whose title or summary heuristically matches the Telecom sector. Derived in-browser/at-edge from a keyword catalog — treat tags as a hint and open each source for ground truth. Counts and contents update hourly.
9 recent Telecom advisories
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New PATCHCORD Backdoor Targets Afghan Telecom and Indian Critical Infrastructure
Afghan telecom providers and South Asian critical infrastructure organizations have emerged as the target of a new ongoing campaign that delivers a previously undocumented backdoor called PATCHCORD. According to Acronis Threat Research Unit…
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Hackers Breach Polish Power Plant Controls via Private Cellular Network and Shut Turbine
Attackers shut down a steam turbine and the process-water treatment system at a Polish combined heat and power plant by coming in over the private cellular network the local grid operator uses to reach remote equipment. The plant supplies h…
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Over 4,400 Rockwell PLCs Exposed Online, 22 Found in Water Attack Cities
Forescout found 22 internet-facing Rockwell Automation programmable logic controllers (PLCs) in cities hit by recent cyberattacks on US water utilities. Nineteen used the same mobile carrier network. Its August 3 scan counted 4,407 exposed …
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Chinese telcos maintain deep US presence despite Salt Typhoon links, House committee says
Three Chinese telecommunications giants continue to have footholds in the U.S. internet ecosystem despite their alleged role in previous Chinese hacking campaigns, a House committee report concluded.
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Angola's Largest Telco Breached Hours Before IPO
Unitel, Angola's dominant mobile operator, continues to recover from a cyberattack that caused outages the day of the government-owned telco's public offering.
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Finland to disconnect fiber-optic link to Russia as lease expires
Finland stopped power transmissions with Russia at the start of the war in Ukraine, and two related telecom connections will stop at the end of this year, authorities said.
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Russian Hackers Exploit Microsoft OWA Flaw to Keep Mailbox Access After Credential Rotation
The Russian threat actors recently linked to the exploitation of a now-patched vulnerability in Zimbra have been observed exploiting another vulnerability, this time in Microsoft Outlook Web Access (OWA), to target U.S. and European governm…
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Cyberattack hits Angola’s largest telco hours before landmark stock debut
Angola’s largest telecommunications operator, Unitel, was hit by a cyberattack that has left millions of people nationwide without voice services, mobile data, and internet access.
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2026 Minimum Elements for a Software Bill of Materials (SBOM)
CISA, the National Security Agency, the Federal Bureau of Investigation, and international partners released joint guidance, 2026 Minimum Elements for a Software Bill of Materials (SBOM), that updates and replaces the minimum elements …
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