“‘Tis the season to be jolly” and more careful than ever. As Thanksgiving is rapidly approaching and Americans get ready to celebrate it with their families and leave work aside, the Cybersecurity and Infrastructure Security Agency (CISA) and the Federal Bureau of Investigation (FBI) remind critical infrastructure partners that malicious actors will probably be “at work”.
The joint advisory issued on Monday states:
Recent history tells us that this could be a time when these persistent cyber actors halfway across the world are looking for ways—big and small—to disrupt the critical networks and systems belonging to organizations, businesses, and critical infrastructure.
Weekends and Holidays Appealing for Ransomware Gangs
Even though neither CISA nor the FBI has detected any specific threats as of yet, recent trends in 2021 show hackers launching significant and destructive ransomware attacks during weekends and holidays, including Mother’s Day and Independence Day weekends.
CISA and the FBI strongly advise all organizations, particularly critical infrastructure partners, to evaluate their existing security strategy and apply best practices and mitigations to minimize the impact posed by