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Spotlight on Ransomware: Recent Trends

Kivu rounded out the calendar year with a holiday season bursting with ransomware attacks. Here’s the good, the bad and the ugly on what we’re seeing in recent attacks (really just the bad and the ugly). Extension-Agnostic Ransomware Traditionally, ransomware encrypts files based on their file extensions. Most ransomware contains source code with a list […]

2017 is the Year Of the Phishing Attack

Kivu’s Douglas Brush sits down with David Navetta, breach coach From Norton Rose Fulbright, to speak about incident response for the Cyber Security Interviews Podcast. Douglas Brush, Director from Kivu’s Denver, CO office is the founder and host of the Cyber Security Interviews podcast. He recently published an episode with David Navetta, US co-chair of Norton […]

Ransomware-as-a-Service (RaaS)

There have been whispers on the dark web about “Ransomware-as-a-Service (RaaS)” as far back as 2015, but Kivu had its first known RaaS case in March 2017. In this case, the client’s terminal server was infected with Satan ransomware. The Satan ransomware strain is a known RaaS variant that encrypts the victim’s files with the […]

Testing Password Encryption Strength

Testing the Password Encryption Strength of NT LAN Manager and LAN Manager Hash Security risks associated with weak user-created passwords are well documented. In 2009, for example, cyber security provider Imperva analyzed more than 32 million passwords that were released in a 2009 data breach. More than 50% of the passwords involved poor user password […]

NPR’s Marketplace – Your Boss May Know You Want to Quit Before You Do

Honored to be interviewed on NPR’s Marketplace on how forensic evidence can identify key employees who are planning to quit after receiving their bonuses (and maybe taking secrets).  We see a big spike in trade secret theft during the bonus season – but interestingly the taking can start months in advance when the star salesperson or software […]

Using iOS Backup Files to Obtain Text Messages from Apple Devices

In several forensic investigation cases, Kivu has analyzed iOS backup files as a method of obtaining evidence of text messages or other data from an iOS device, usually when an iOS device is not readily available or as a means of cross-correlating evidence. These backups are often made to the custodian’s computer when they connect […]

Good Data Quality is Better Security

Data quality is not a glamourous subject. It is not the type of topic that headlines a conference or becomes front-page news. It is more typically suited for help guides and reference manuals that few individuals relish reading. However, organizations that acknowledge the importance of data quality and have strong data quality programs significantly reduce […]

HIPAA Data Leakage – Is Your Protected Health Information Secure?

The misnomer of HIPAA compliant software is prevalent in the health care industry. Too often, HIPAA-regulated entities rely on vendor controls and claims of compliance as a substitute for their own HIPAA security programs. While the vendor software itself may meet the requirements of HIPAA compliance for the discrete functions it performs, the truth of […]

Hidden data: hidden threat

Some of the worst and most costly data breaches occur because an organisation doesn’t know what and how much data they have stored, says Winston Krone Managing Director, Kivu Consulting. In many cases, businesses have simply been unaware that they hold sensitive data such as healthcare or financial information, and “…haven’t purged data, they haven’t […]