Microsoft says intruders targeting its email services had access to email content for a single-digit percentage of the overall affected accounts, a more serious conclusion than first thought. But the company hasn't released many details, including the total number of accounts affected.
Email remains the top threat vector for organizations. And while the move to cloud-based solutions has significantly improved email security, environments such as Office365 have their own complexities that need to be addressed, says David Wagner, CEO of Zix Corp.
Hackers have breached the Australian Parliament's network, although investigators say they have found no evidence that attackers stole any data. But Parliament's presiding officers said all users have been ordered to reset their passwords as a precaution.
For the past three years, hackers have been intercepting sensitive diplomatic cables sent between EU member states after stealing passwords for accessing the EU network via a phishing attack against diplomats in Cyprus, The New York Times reports.
Is there anything better than being offered one year of "free" identity theft monitoring? Regularly offered with strings attached by organizations that mishandled your personal details, the efficacy and use of such services looks set for a U.S. Government Accountability Office review.
Protecting the Department of Health and Human Services' systems, data - and program beneficiaries - from evolving cyberthreats is a top challenge for the agency, according to a new report that recommends action items.
A new, free decryptor has been released for "aggressive" crypto-locking ransomware called GandCrab. Researchers say GandCrab has come to dominate the ransomware-as-a-service market, earning its development team an estimated $120,000 per month.
With at least 20 billion new consumer devices set to be internet-connected by 2020, initiatives in the U.K. and California are trying to ensure that as many IoT devices as possible will be out-of-the-box secure, for starters by not shipping with default passwords.
Facebook says that whoever hacked 50 million user accounts, putting the privacy of those users' personal data at risk, did so by abusing its "View As" privacy feature. Facebook says the attack successfully targeted three separate bugs in its video-uploading functionality.
Email fraud threats have evolved from attackers targeting networks to them focusing on specific individuals within an organization. What can enterprises do to halt these attacks before they reach the inbox? Denis Ryan of Proofpoint shares defensive tactics.
Massive, well-resourced companies are still using live customer data - including their plaintext passwords - in testing environments, violating not just good development practices but also privacy laws. That's yet another security failure takeaway from last year's massive Equifax breach.
It's déjà vu "FBI vs. Apple" all over again, as Reuters reports that the Justice Department is seeking to compel Facebook to build a backdoor into its Messenger app to help the FBI monitor an MS-13 suspect's voice communications.
The FIN7 cybercrime gang regularly phoned victims, posing as buyers, to trick victims into opening phishing emails and attachments with malware, federal prosecutors allege. The group's success - 15 million stolen payment cards and counting - is one measure of how difficult these types of attacks are to block.
Data science is playing a fundamental role in a more dynamic approach to cybersecurity, says Jim Routh, CISO of Aetna, who stresses the importance of applying machine learning to front-line data security controls. Routh will be a featured speaker at the ISMG Security Summit in New York Aug. 14-15.