Author: Giovanni Vigna

In January 2017, the U.S. Department of Homeland Security (DHS) classified electoral systems as “critical infrastructure.” Then-DHS head Jeh Johnson promised the designation wouldn’t mean “a federal takeover, regulation, oversight or intrusion concerning elections in this country.” He said it would instead make electoral systems’...

In recent years, machine learning has made tremendous strides in the fight against cybercrime. But it’s not foolproof, and criminals have developed techniques to undermine its effectiveness. In today’s adversarial environment, organizations must deploy technologies that are resilient to attacks against machine learning. Machine Learning—Amazing, but...

As in recent years, 2017 has been marked by an increasing number of cyberattacks, and indications point to another tumultuous year as we head into 2018. With companies storing more data in the cloud and the number of Internet-connected devices rapidly increasing, the appeal and opportunity...

Executable compression, aka “packing,” is a means of compressing an executable file and combining the compressed data with decompression code into a single executable. Malware Packing Throughout the years, anti-malware vendors have educated their users about polymorphic malware. This kind of malware has mechanisms to “repackage” itself...

Lastline’s solutions analyze network traffic, programs, documents, and other artifacts to identify and block advanced malware in enterprise networks. In order to be able to easily integrate its functionality in the security workflow of the enterprise, Lastline products provide access to their functionality through...

Sophisticated attackers can find their way into a corporate network in many ways. An attack could come from an external source, through the exploitation of a service, or by being brought in by a user whose laptop has been infected while traveling. As the network infrastructure...

Last week at IMC Vancouver 2014, cyber-security researcher Apostolis Zarras of Ruhr-University Bochum presented a research paper entitled “The Dark Alleys of Madison Avenue, Understanding Malicious Advertisements” that he co-authored along with other researchers including my fellow Lastline co-founder Christopher Kruegel and myself. For this...