Enhanced Visibility and Hardening Guidance for Communications Infrastructure


The Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), Federal Bureau of Investigation (FBI), Australian Signals Directorate’s (ASD’s) Australian Cyber Security Centre (ACSC), Canadian Cyber Security Centre (CCCS), and New Zealand’s National Cyber Security Centre (NCSC-NZ) warn that People’s Republic of China (PRC)-affiliated threat actors compromised networks of major global telecommunications providers to conduct a broad and significant cyber espionage campaign.

The authoring agencies are releasing this guide to highlight this threat and provide network engineers and defenders of communications infrastructure with best practices to strengthen their visibility and harden their network devices against successful exploitation carried out by PRC-affiliated and other malicious cyber actors. Although tailored to network defenders and engineers of communications infrastructure, this guide may also apply to organizations with onpremises enterprise equipment.

Read more…
Source: U.S. Federal Bureau of Investigation Cyber Division


Sign up for our Newsletter


Related:

  • Cyber insurance premiums surge by 50% as ransomware attacks increase

    June 14, 2023

    US cyber insurance premiums surged 50% in 2022 as increased ransomware attacks and online commerce drove demand for coverage. Premiums collected from policies written by insurers reached $7.2 billion in 2022 and tripled in the past three years, ratings firm AM Best said in a study released this week. “Systematic risk is an ongoing concern,” Fred ...

  • New bill would give CISA greater cyber outreach responsibilities

    June 13, 2023

    Lawmakers have introduced a new bipartisan bill that aims to equip the most frequent targets of ransomware attacks and underserved communities across the country with critical access to cybersecurity training, education and resources. The Cybersecurity Awareness Act would require the Cybersecurity and Infrastructure Security Agency to launch a new public-private campaign promoting cybersecurity best practices — ...

  • The Role of the SEC in Enforcing InfoSec Legislation

    June 12, 2023

    Founded 85 years ago at the height of the Great Depression, the Securities and Exchange Commission (SEC) has a clear mission: to protect investors, maintain fair, orderly, and efficient markets, and facilitate capital formation. Put simply, the SEC aims to protect US investors by maintaining a fair market. The SEC doesn’t work directly with investors, however. ...

  • #StopRansomware: CL0P Ransomware Gang Exploits MOVEit Vulnerability

    June 7, 2023

    CISA and FBI released a joint Cybersecurity Advisory (CSA) CL0P Ransomware Gang Exploits MOVEit Vulnerability in response to a recent vulnerability exploitation attributed to CL0P Ransomware Gang. This joint guide provides indicators of compromise (IOCs) and tactics, techniques, and procedures (TTPs) identified through FBI investigations as recently as May this year. Additionally, it provides immediate ...

  • CISA and Partners Release Joint Guide to Securing Remote Access Software

    June 6, 2023

    Today, CISA, Federal Bureau of Investigation (FBI), the National Security Agency (NSA), Multi-State Information Sharing and Analysis Center (MS-ISAC), and the Israel National Cyber Directorate (INCD) released the Guide to Securing Remote Access Software. This new joint guide is the result of a collaborative effort to provide an overview of legitimate uses of remote access software, ...

  • CISA Releases Two Industrial Control Systems Advisories

    June 6, 2023

    CISA released two Industrial Control Systems (ICS) advisories on June 6, 2023. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-23-157-01 Delta Electronics CNCSoft-B DOPSoft Read more… Source: U.S. Cybersecurity and Infrastructure Security Agency