Cyber Warfare

Cyberwarfare: Evolution & Impact

By Ila Avinash, Intern at iZen July 9, 2019 In the late twentieth century, the widespread use of the Internet revolutionized the speed at which information was collected, computed, and shared. Suddenly, the standard of life became an instantaneous one–where a singular thought could be seen by the rest of the globe in seconds. However, this …

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Security Inventory

Security Inventory

By Dr. Fred Cohen, Advisory Board Member at iZen May 29, 2020 Some years ago, a Verizon study showed that most leaks of confidential information from cyber attack involved content or systems not in the security inventory. Of course it is stupidly obvious that if you don’t know you have it you are unlikely to properly …

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Cyber Security Intelligence

Cyber Security Intelligence

By Dr. Fred Cohen, Advisory Board Member at iZen March 15, 2020 For a long time, the intelligence and counterintelligence aspects of cybersecurity have been considered a lesser element among many in the field. When people I know bring up things like perception management and counter-influence they are often told that’s not part of cybersecurity. My …

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Missing Values

By Dr. Shripad Bhat, Data Scientist September 4, 2019 Handling Missing Values in Python In this post, we will discuss:  How to check for missing values Different methods to handle missing values Real life data sets often contain missing values. There is no single universally acceptable method to handle missing values. It is often left …

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AI/ML In Learning And Development

By Laxmish Bhat, Co-Founder & President at iZen September 4, 2019 Cognitive Era Artificial Intelligence in general and Machine Learning in particular (AI/ML) have ushered a new era in many industries, especially in the last two years, albeit with varying degrees of adoption. AI/ML solutions are all around us, and new ones are being created every …

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Data Types

By Dr. Shripad Bhat, Data Scientist September 4, 2019 Scales of Measurement – Data types: Nominal, Ordinal, Interval and Ratio scale