Microsoft is warning of a "widespread" phishing campaign in which fraudsters use open redirect links to lure users to malicious websites to harvest Office 365 and other credentials, according to a recent report. In some cases, the attackers deploy a malicious CAPTCHA verification page.
A recently uncovered phishing campaign used fake COVID-19 vaccination forms - and took advantage of confusion over whether employees will return to their offices this fall - to harvest workers' email credentials, according to analysts with security firm INKY. The malicious messages appear to come from victims' HR...
The FBI has issued a warning about Hive ransomware after the group took down Memorial Health System last week. The alert details indicators of compromise, tactics, techniques and procedures associated with these ransomware attacks to help organizations better defend themselves.
In the first half of 2021, Fortinet's FortiGuard Labs detected a 10-fold increase in weekly ransomware activity as compared to 2020. This is just one of the trends detailed in the Global Threat Report for the first half of 2021. Derek Manky of FortiGuard Labs analyzes the trends and takeaways.
When is a data exposure not just a data exposure? According to a U.S. Securities and Exchange Commission order, education publishing giant Pearson misled investors when it failed to proactively inform them that attackers had stolen millions of rows of student information, including poorly hashed passwords.
A yearlong phishing campaign used various techniques to help evade security tools while attempting to harvest the credentials of Office 365 users, according to Microsoft researchers. In some cases, the attackers even used Morse code to help avoid detection.
For enterprises adopting Microsoft 365, email security can be enhanced by adding complementary third-party products. David Lorti of Fortinet shares insights on bolstering email security and more, plus the role of multifactor authentication.
As ransomware continues to pummel organizations, if they do get hit, then from an incident response standpoint, what are the essential steps they should take to smooth their recovery? Veteran ransomware-battler Fabian Wosar, CTO of Emsisoft, shares essential steps and guidance for recovery.
Microsoft has announced the takedown of 17 domains that an unnamed threat group operating out of West Africa used to host fake Microsoft websites when conducting business email compromise attacks.
Can NSO Group and other commercial spyware vendors survive the latest revelations into how their tools get used? The Israeli firm is again being accused of selling spyware to repressive regimes, facilitating the surveillance of journalists, political opponents, business executives and even world leaders.
The world is now focused on ransomware, perhaps more so than any previous cybersecurity threat in history. But if the viability of ransomware as a criminal business model should decline, expect those attackers to quickly embrace something else, such as illicitly mining for cryptocurrency.
Threat intelligence researchers are looking closely at REvil, the ransomware gang that infected up to 1,500 companies in a single swoop. A look at the group's online infrastructure shows clear lines to Russian and U.K. service providers that, in theory, could help law enforcement agencies but don't appear eager to...
A campaign that uses remote access Trojans and malware-as-a-service infrastructure for cyberespionage purposes has been targeting large international energy companies for at least a year, according to cybersecurity company Intezer.
This edition of the ISMG Security Report features three segments on battling ransomware. It includes insights on the Biden administration's efforts to curtail ransomware attacks, comments on risk mitigation from the acting director of CISA, plus suggestions for disrupting the ransomware business model.
Microsoft recently released updates for its Edge browser, including a fix for a bypass vulnerability that could allow a remote attacker to bypass implemented security restrictions.
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