Back when I started giving regular Big Data security talks, all the rage was using Gartner’s framing of Velocity, Volume and Variety (Three Vs).

For example in a 2012 talk I called for a fourth V to be included: vulnerability (to disinformation — integrity attacks).

Now I see an attempt to reformulate Big Data platform features using Four As instead:

…aggregation, algorithms, anonymity and automation — are some of the ways contemporary technologies can contribute to the spread of harmful content online…