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﹃Cybersecurity and Infrastructure Security Agency | Homeland Security﹄

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Modern Approaches to Network Access Security

9users

www.cisa.gov This document is distributed as TLP:CLEAR. Disclosure is not limited. Sources may use TLP:CLEAR when information carries minimal or no foreseeable risk of misuse, in accordance with applicable rules and procedures for public release. Subject to standard copyright rules. TLP:CLEAR information may be distributed without restrictions. For more information on the Traffic Light Protocol, see cisa.gov/t ● テクノロジー ●2024/07/20 11:46 ●network ●セキュリティ

Modern Approaches to Network Access Security | CISA

4users

www.cisa.gov Official websites use .gov A .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS A lock (A locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. ● テクノロジー ●2024/07/07 22:23 ●あとで読む

Reported Supply Chain Compromise Affecting XZ Utils Data Compression Library, CVE-2024-3094 | CISA

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NSA and CISA Red and Blue Teams Share Top Ten Cybersecurity Misconfigurations | CISA

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www.cisa.gov A plea for network defenders and software manufacturers to fix common problems. EXECUTIVE SUMMARY The National Security Agency (NSA) and Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint cybersecurity advisory (CSA) to highlight the most common cybersecurity misconfigurations in large organizations, and detail the tactics, techniques, and procedures (TTPs) actors use ● テクノロジー ●2023/10/10 08:42 ●セキュリティ

CISA and NSA Release Joint Guidance on Defending Continuous Integration/Continuous Delivery (CI/CD) Environments | CISA

3users

People's Republic of China State-Sponsored Cyber Actor Living off the Land to Evade Detection | CISA

3users

CISA Releases Guidance on Phishing-Resistant and Numbers Matching Multifactor Authentication | CISA

3users

Top CVEs Actively Exploited By People’s Republic of China State-Sponsored Cyber Actors | CISA

4users

North Korean State-Sponsored Cyber Actors Use Maui Ransomware to Target the Healthcare and Public Health Sector | CISA

3users

Weak Security Controls and Practices Routinely Exploited for Initial Access | CISA

4users

2021 Top Routinely Exploited Vulnerabilities | CISA

3users

Free Cybersecurity Services & Tools | CISA

46users

Russian State-Sponsored Cyber Actors Target Cleared Defense Contractor Networks to Obtain Sensitive U.S. Defense Information and Technology | CISA

4users

www.cisa.gov Official websites use .gov A .gov website belongs to an official government organization in the United States. Secure .gov websites use HTTPS A lock (A locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. ● 政治と経済 ●2022/02/17 06:28 ●調査 ●ロシア ●軍事 ●アメリカ ●security

Understanding and Mitigating Russian State-Sponsored Cyber Threats to U.S. Critical Infrastructure | CISA

5users

Apache Log4j Vulnerability Guidance | CISA

3users

www.cisa.gov SummaryNote: CISA will continue to update this webpage as well as our community-sourced GitHub repository as we have further guidance to impart and additional vendor information to provide. CISA and its partners, through the Joint Cyber Defense Collaborative, are responding to active, widespread exploitation of a critical remote code execution (RCE) vulnerability (CVE-2021-44228) in Apache’s Log4j ● テクノロジー ●2021/12/15 02:57

Known Exploited Vulnerabilities Catalog | CISA

16users

Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities in Furtherance of Malicious Activities | CISA

3users

BlackMatter Ransomware | CISA

3users

Conti Ransomware | CISA

4users

www.cisa.gov Immediate Actions You Can Take Now to Protect Against Conti Ransomware • Use multifactor authentication. • Segment and segregate networks and functions. • Update your operating system and software. March 9, 2022: this joint CSA was updated to include indicators of compromise (see below) and the United States Secret Service as a co-author. Updated February 28, 2022: Conti cyber threat actors remain ● 学び ●2021/09/23 03:20 ●English ●アメリカ ●security

Bad Practices | CISA

4users

Strengthening Security Configurations to Defend Against Attackers Targeting Cloud Services | CISA

3users

NSA Releases Guidance on Eliminating Obsolete TLS Protocol Configurations | CISA

3users

Election Security Rumor vs. Reality | CISA

5users

www.cisa.gov Pre-ElectionReality: Election officials regularly update voter registration lists in accordance with legal protections against the removal of eligible registrants. Rumor: Election officials don’t clean the voter rolls. Get the Facts: Election officials regularly update their voter registration lists based on voter requests and data from varying sources that may indicate that a voter has died, move ● テクノロジー ●2020/11/08 01:41

Emotet Malware | CISA

7users

Chinese Ministry of State Security-Affiliated Cyber Threat Actor Activity | CISA

3users

FASTCash 2.0: North Korea's BeagleBoyz Robbing Banks | CISA

3users

Chinese Malicious Cyber Activity | CISA

3users

Guidance on the North Korean Cyber Threat | CISA

3users

www.cisa.gov The U.S. Departments of State, the Treasury, and Homeland Security, and the Federal Bureau of Investigation are issuing this advisory as a comprehensive resource on the North Korean cyber threat for the international community, network defenders, and the public. The advisory highlights the cyber threat posed by North Korea – formally known as the Democratic People’s Republic of Korea (DPRK) – and ● テクノロジー ●2020/04/16 09:29 ●北朝鮮 ●security

Microsoft Operating Systems BlueKeep Vulnerability | CISA

6users

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﹃Cybersecurity and Infrastructure Security Agency | Homeland Security﹄

Modern Approaches to Network Access Security

Modern Approaches to Network Access Security | CISA

Reported Supply Chain Compromise Affecting XZ Utils Data Compression Library, CVE-2024-3094 | CISA

NSA and CISA Red and Blue Teams Share Top Ten Cybersecurity Misconfigurations | CISA

CISA and NSA Release Joint Guidance on Defending Continuous Integration/Continuous Delivery (CI/CD) Environments | CISA

People's Republic of China State-Sponsored Cyber Actor Living off the Land to Evade Detection | CISA

CISA Releases Guidance on Phishing-Resistant and Numbers Matching Multifactor Authentication | CISA

Top CVEs Actively Exploited By People’s Republic of China State-Sponsored Cyber Actors | CISA

North Korean State-Sponsored Cyber Actors Use Maui Ransomware to Target the Healthcare and Public Health Sector | CISA

Weak Security Controls and Practices Routinely Exploited for Initial Access | CISA

2021 Top Routinely Exploited Vulnerabilities | CISA

Free Cybersecurity Services & Tools | CISA

Russian State-Sponsored Cyber Actors Target Cleared Defense Contractor Networks to Obtain Sensitive U.S. Defense Information and Technology | CISA

Understanding and Mitigating Russian State-Sponsored Cyber Threats to U.S. Critical Infrastructure | CISA

Apache Log4j Vulnerability Guidance | CISA

Known Exploited Vulnerabilities Catalog | CISA

Iranian Government-Sponsored APT Cyber Actors Exploiting Microsoft Exchange and Fortinet Vulnerabilities in Furtherance of Malicious Activities | CISA

BlackMatter Ransomware | CISA

Conti Ransomware | CISA

Bad Practices | CISA

Strengthening Security Configurations to Defend Against Attackers Targeting Cloud Services | CISA

NSA Releases Guidance on Eliminating Obsolete TLS Protocol Configurations | CISA

Election Security Rumor vs. Reality | CISA

Emotet Malware | CISA

Chinese Ministry of State Security-Affiliated Cyber Threat Actor Activity | CISA

FASTCash 2.0: North Korea's BeagleBoyz Robbing Banks | CISA

Chinese Malicious Cyber Activity | CISA

Guidance on the North Korean Cyber Threat | CISA

Microsoft Operating Systems BlueKeep Vulnerability | CISA

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