Encryption can be a terrorist's tool. But it's also a key for those hunting attackers, and for many others.
Square and Match galloped onto Wall Street on Thursday in a sign that tech startups may still find gold in public markets.
With the market debut of mobile payments startup Square, Jack Dorsey becomes a pivotal figure in Silicon Valley as the chief executive of two major publicly traded tech companies.
Mobile payments firm Square will make its stock market debut on Thursday priced lower than expected in a sign that soaring tech startup values may be coming back down.