Duo's Security Blog

DECEMBER 19, 2024

In its 2024 Ransomware Holiday Risk Report , Semperis found that 86% of study participants who experienced a ransomware attack were targeted on a weekend or holiday. What you may not know is that once a users identity is stolen, bad actors dont always use the credentials straight away.

Phishing 64

Phishing Authentication Social Engineering Passwords 64

Security Boulevard

APRIL 17, 2023

In a recent webinar, Sectigo’s Tim Callan and Nick France discussed the ramifications of 90-day certificates. However, the burden of system administrators carrying this out five or six times a year should not be underestimated. The topic of short-lived 90-day certificates is a major one for the industry. What is a CRL?

Software 49

Software Encryption System Administration CISO 49

Digital Shadows

AUGUST 17, 2021

It could be a system administrator who has access to sensitive defense information and recently just met an attractive fitness influencer on social media (hello, Iran !). Think of all the product offers you get after attending a webinar or conference. In any case, phishing can lead to some big trouble for organizations.

Phishing 52

Phishing Accountability Social Engineering Mobile 52

Centraleyes

APRIL 8, 2025

The NIST 800-53 Revision 5 provides a catalog of security and privacy controls for information systems and organizations to protect organizations and ultimately, the US from a diverse set of risks, including the following threats. There is no single set of controls that addresses all security and privacy concerns in every situation.

Risk 52

Risk Government Technology System Administration 52