Here's how the San Francisco startup is approaching cybersecurity and credential-free authentication. Circle Security says its decentralized cybersecurity software can actively prevent security ...

Soon, San Francisco’s buses and streetcars won’t be the only ones flaunting one of The City’s most iconic logos. Now, one of San Francisco’s semiprofessional soccer teams will be donning ...

X officially replaced its sign on the San Francisco building formerly known as Twitter Headquarters Friday. Workers put up the company’s new logo, a X, on the roof of the building Friday evening.

The X appeared after San Francisco police stopped workers on Monday from removing the brand’s iconic bird and logo from the side of the building, saying they hadn’t taped off the sidewalk to ...

SAN FRANCISCO — The city of San Francisco has opened a complaint and launched an investigation into a giant "X" sign that was installed Friday on top of the downtown building formerly known as ...