Lucian Constantin

Romania Correspondent

Lucian Constantin writes about information security, privacy, and data protection for CSO.

Magecart payment card skimmer gang returns stronger than ever

Hackers use Slack to hide malware communications

Hackers use Slack to hide malware communications

A watering hole attack used Slack for its command-and-control communications to avoid network and endpoint detection.

One in three organizations suffered data breaches due to mobile devices

One in three organizations suffered data breaches due to mobile devices

New Verizon report shows a big gap between organizations' mobile security risk concerns and mobile security best practices they implement.

Qbot malware resurfaces in new attack against businesses

Qbot malware resurfaces in new attack against businesses

This new persistent and difficult-to-detect Qbot version is designed to steal financial information.

Elasticsearch clusters face attacks from multiple hacker groups

Elasticsearch clusters face attacks from multiple hacker groups

If you are running an older version of Elasticsearch, make sure you've patched its known vulnerabilities or consider upgrading.

Password managers remain an important security tool despite new vulnerability report

Password managers remain an important security tool despite new vulnerability report

Experts downplay discovery of a vulnerability that can expose passwords in a computer's memory. Hackers likely to take easier paths to stealing passwords.

IoT botnets target enterprise video conferencing systems

IoT botnets target enterprise video conferencing systems

WootCloud researchers have discovered a trio of IoT botnets based on Mirai that exploit Polycom video conferencing systems. Polycom has issued an advisory and best practices for mitigating the risk.

Attackers place cryptojacking apps in the Microsoft App Store

Attackers place cryptojacking apps in the Microsoft App Store

Microsoft has removed eight applications from its app store for Windows that were mining Monero cryptocurrency without users' knowledge.

Data breaches exposed 5 billion records in 2018

Data breaches exposed 5 billion records in 2018

New report from Risk Based Security shows a downward trend in number breaches and exposed records, Unclear if privacy regulations like GDPR are having an effect.

Report: Over 59,000 GDPR data breach notifications, but only 91 fines

Report: Over 59,000 GDPR data breach notifications, but only 91 fines

The low number of fines relative to the volume of reported breaches might be due to over-extended regulators, says a DLA Piper report.

451 Research: Security is top data management challenge

451 Research: Security is top data management challenge

A survey of highly qualified data management professionals by 451 Research shows that growing data volumes have made security their biggest concern.

Ursnif Trojan is back with fileless persistence

Ursnif Trojan is back with fileless persistence

Also known as Dreambot, this new variant can deploy GandCrab ransomware through Microsoft Word macros.

Load More