multi-factor authentication

  1. CISA Warns of Iranian Cyber Threats to Critical Infrastructure

    On October 16, 2024, the Cybersecurity and Infrastructure Security Agency (CISA), along with the FBI, NSA, and several international partners, released a critical advisory warning organizations about the cyber threat posed by Iranian cyber actors. Dubbed "Iranian Cyber Actors Brute Force and...
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    • cisa critical infrastructure cybersecurity alerts iranian cyber actors multi-factor authentication
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    • Forum: Security Alerts

  2. Critical Windows Vulnerability Allows Permanent Downgrades: What You Need to Know

    In recent reports, a security researcher made headlines by uncovering a serious vulnerability that allows attackers to downgrade Windows devices permanently. This discovery raises significant concerns for Windows users, as it highlights the potential for exploitation that could undermine the...
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    • cve-2024-21302 cve-2024-38202 downgrade attack endpoint security microsoft defender multi-factor authentication user precautions vulnerability windows security
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    • Forum: Windows News

  3. VIDEO AA21-265A: Conti Ransomware

    Original release date: September 22, 2021 Summary Immediate Actions You Can Take Now to Protect Against Conti Ransomware • Use Link Removed. • Segment and segregate networks and functions. • Update your operating system and software. Note: This Alert uses the MITRE Adversarial Tactics...
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    • attack techniques cisa conti credential access cybersecurity data protection exploit fbi incident response malware mitigation multi-factor authentication network security phishing privilege escalation ransomware security updates threat intelligence vulnerabilities windows
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    • Forum: Security Alerts

  4. AA21-243A: Ransomware Awareness for Holidays and Weekends

    Original release date: August 31, 2021 Summary Immediate Actions You Can Take Now to Protect Against Ransomware • Make an offline backup of your data. • Do not click on Link Removed. • If you use RDP, secure and monitor it. • Link Removed your OS and software. • Use Link Removed. • Use Link...
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    • best practices cisa cyber criminals cyber hygiene cyber trends cybersecurity data backup fbi incident reporting incident response it security malware multi-factor authentication network defense phishing ransomware remote desktop protocol threat awareness threat hunting vulnerability
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    • Forum: Security Alerts

  5. AA21-116A: Russian Foreign Intelligence Service (SVR) Cyber Operations: Trends and Best Practices for Network Defenders

    Original release date: April 26, 2021 Summary The Federal Bureau of Investigation (FBI), Department of Homeland Security (DHS), and Cybersecurity and Infrastructure Security Agency (CISA) assess Russian Foreign Intelligence Service (SVR) cyber actors—also known as Advanced Persistent Threat 29...
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    • active directory apt 29 cloud exploitation credential abuse cyber defense cyber exploitation cyber operations intrusion detection it security malware multi-factor authentication network security password spraying security recommendations solarwinds svr threat intelligence vps wellmess zero-day
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  6. AA20-336A: Advanced Persistent Threat Actors Targeting U.S. Think Tanks

    Original release date: December 1, 2020<br/><h3>Summary</h3><p class="tip-intro" style="font-size: 15px;"><em>This Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge (ATT&amp;CK®) framework. See the <a href="Techniques - Enterprise | MITRE ATT&CK®">ATT&amp;CK for...
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    • apt cisa cybersecurity data exfiltration fbi incident response malicious activity mitigation multi-factor authentication network security phishing remote access security awareness security policy social engineering tactics techniques think tanks threat actors vulnerabilities
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    • Forum: Security Alerts

  7. AA20-296B: Iranian Advanced Persistent Threat Actors Threaten Election-Related Systems

    Original release date: October 22, 2020 Summary The Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) are warning that Iranian advanced persistent threat (APT) actors are likely intent on influencing and interfering with the U.S. elections to...
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    • cyber threats cybersecurity ddos attack disinformation election security elections f5 vpn information warfare iranian apt malicious actors misinformation multi-factor authentication public trust remote desktop security mitigations spear-phishing sql injection voter interference vulnerabilities web application
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    • Forum: Security Alerts

  8. AA20-120A: Microsoft Office 365 Security Recommendations

    Original release date: April 29, 2020 Summary As organizations adapt or change their enterprise collaboration capabilities to meet “telework” requirements, many organizations are migrating to Microsoft Office 365 (O365) and other cloud collaboration services. Due to the speed of these...
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    • alerts audit logging azure active directory best practices cloud collaboration configuration cybersecurity data protection least privilege legacy protocols microsoft teams multi-factor authentication office 365 operational security phishing prevention recommendations security siem integration user access control work from home
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    • Forum: Security Alerts

  9. TA18-086A: Brute Force Attacks Conducted by Cyber Actors

    Original release date: March 27, 2018 Systems Affected Networked systems Overview According to information derived from FBI investigations, malicious cyber actors are increasingly using a style of brute force attack known as password spraying against organizations in the United States and...
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    • attack indicators brute force cloud applications cyber attacks cyber security data exfiltration dhs email security fbi federated authentication malicious actors multi-factor authentication network intrusion nist guidelines password spraying security policies single sign-on tactics threat mitigation victim environment
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    • Forum: Security Alerts

  10. TA15-213A: Recent Email Phishing Campaigns – Mitigation and Response Recommendations

    Original release date: August 01, 2015 Systems Affected Microsoft Windows Systems, Adobe Flash Player, and Linux Overview Between June and July 2015, the United States Computer Emergency Readiness Team (US-CERT) received reports of multiple, ongoing and likely evolving, email-based phishing...
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    • adobe flash cve-2015-5119 cyber hygiene cybersecurity emails forensics incident reporting linux malware mitigation multi-factor authentication network segmentation phishing response security tips threat indicators us-cert user education vulnerabilities windows
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    • Forum: Security Alerts

  11. TA13-175A: Risks of Default Passwords on the Internet

    Original release date: April 10, 2013 | Last revised: June 24, 2013 Systems Affected Any system using password authentication accessible from the internet may be affected. Critical infrastructure and other important embedded systems, appliances, and devices are of particular concern...
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    • access control authentication critical infrastructure default passwords embedded systems firmware security industrial control systems iot security metasploit multi-factor authentication network access network equipment password change password management public keys remote access router security security risks shodan vulnerability scanners
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    • Forum: Security Alerts