Malware

Today, CISA, in partnership with the Federal Bureau of Investigation, Australian Signals Directorate’s Australian Cyber Security Centre, and Canadian Cyber Security Center, released Exploring Memory Safety in Critical Open Source Projects. This guidance was crafted to provide organizations with findings on the scale of memory safety risk in selected open source software (OSS). This joint guidance builds on the guide The Case for Memory Safe Roadmaps by providing a starting point for software manufacturers to…

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Today, CISA released Barriers to Single Sign-On (SSO) Adoption for Small and Medium-Sized Businesses: Identifying Challenges and Opportunities, a detailed report exploring challenges to SSO adoption by small and medium-sized businesses (SMBs). The report also identifies potential ways to overcome these challenges and improve an SMB’s level of security.  CISA also released a related blog post, Why SMBs Don’t Deploy Single Sign-On (SSO), urging software manufacturers to consider how their business practices may inadvertently reduce…

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Today, CISA, in partnership with the Federal Bureau of Investigation (FBI), released guidance, Modern Approaches to Network Access Security, along with the following organizations:  New Zealand’s Government Communications Security Bureau (GCSB);  New Zealand’s Computer Emergency Response Team (CERT-NZ); and  The Canadian Centre for Cyber Security (CCCS). The guidance urges business owners of all sizes to move toward more robust security solutions—such as Zero Trust, Secure Service Edge (SSE), and Secure Access Service Edge (SASE)—that provide…

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Impersonation scams are on the rise and often use the names and titles of government employees. The Cybersecurity and Infrastructure Security Agency (CISA) is aware of recent impersonation scammers claiming to represent the agency. As a reminder, CISA staff will never contact you with a request to wire money, cash, cryptocurrency, or use gift cards and will never instruct you to keep the discussion secret. If you suspect you are a target of an impersonation…

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 Microsoft has released security updates to address vulnerabilities in multiple products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system.   Users and administrators are encouraged to review the following advisory and apply the necessary updates:   Microsoft Security Update Guide for June

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On June 2, Snowflake indicated a recent increase in cyber threat activity targeting customer accounts on its cloud data platform. Snowflake issued a recommendation for users to query for unusual activity and conduct further analysis to prevent unauthorized user access. Users and administrators are encouraged to hunt for any malicious activity, report positive findings to CISA, and review the following Snowflake notice for additional information:•    Detecting and Preventing Unauthorized User Access: Instructions 

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Cisco released a bundled publication for security advisories that address vulnerabilities in Cisco Adaptive Security Appliance (ASA), Firepower Management Center (FMC), and Firepower Threat Defense (FTD) software. A cyber threat actor could exploit one of these vulnerabilities to take control of an affected system. Users and administrators are encouraged to review the following publication and apply necessary updates: Cisco Event Response: May 2024 Cisco ASA, FMC, and FTD Software Security Advisory Bundled Publication

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Rockwell Automation has released guidance encouraging users to remove connectivity on all Industrial Control Systems (ICS) devices connected to the public-facing internet to reduce exposure to unauthorized or malicious cyber activity.  Users and administrators are encouraged review the following Rockwell Automation notice for more information:  SD1672: Rockwell Automation Reiterates Customer Guidance to Disconnect Devices from the Internet to Protect from Cyber Threats 

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CISA, in partnership with the Department of Homeland Security (DHS), the Federal Bureau of Investigation (FBI) and international partners, released Mitigating Cyber Threats with Limited Resources: Guidance for Civil Society. The joint guidance provides civil society organizations and individuals with recommended actions and mitigations to reduce the risk of cyber intrusions. Additionally, the guide encourages software manufactures to actively implement and publicly commit to Secure by Design practices that are necessary to help protect vulnerable…

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Title: Microsoft Releases May 2024 Security Updates Content: Microsoft has released security updates to address vulnerabilities in multiple products. A cyber threat actor could exploit some of these vulnerabilities to take control of an affected system.  Users and administrators are encouraged to review the following advisory and apply the necessary updates:  Microsoft Security Update Guide for May

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