Kate Johanns

All posts by Kate Johanns

Kate Johanns is a communications professional and freelance writer with more than 13 years of experience in publishing and marketing.

Tech Time Warp
Tech Time Warp: 1994 Citibank Heist Yet Another Reminder to Keep Credentials Secure

Tech Time Warp: 1994 Citibank Heist Yet Another Reminder to Keep Credentials Secure

The bank heists of Hollywood are glamorous: all-black clothes, darting around lasers, and — in modern cinema — genius hackers with incredible programming skills. But one of the first major digital heists of history, which took place 32 years ago...

/ July 17, 2026
Tech Time Warp
Pioneers in Tech: A new future for computer-generated graphics

Pioneers in Tech: A new future for computer-generated graphics

Jurassic Park. The Abyss. Beauty and the Beast. And, 35 years ago this month, Terminator 2. In this edition of Tech Time Warp, we look back at the contributions of Dr. Marc Regis, co-founder of Silicon Graphics Inc. (SGI), whose...

/ July 10, 2026
Tech Time Warp: Celebrating 250 years of America’s first submarine

Tech Time Warp: Celebrating 250 years of America’s first submarine

All eyes are on 1776 this weekend, and while computer innovation wasn’t occurring 250 years ago, the American fight for independence was not technology-free. One of the lesser-known stories of the American Revolution is a proof-of-concept submarine financed by George...

/ July 3, 2026
Tech Time Warp: Nine years since the NotPetya nightmare

Tech Time Warp: Nine years since the NotPetya nightmare

With damages estimated at $10 billion worldwide, the NotPetya malware attack of late June 2017 was a nightmare scenario by any standard. But several aspects of the malware — the work of Russian military intelligence officers — were particularly fiendish:...

/ June 26, 2026
Tech Time Warp
Tech Time Warp: The Manchester “Baby” and the birth of the stored program computer

Tech Time Warp: The Manchester “Baby” and the birth of the stored program computer

At 17 feet long and nearly 7 ½ feet tall — and weighing in at almost a ton — it might seem silly today that the “Small-Scale Experimental Machine” built in 1948 at the UK’s University of Manchester was nicknamed...

/ June 19, 2026
tech time warp
Tech Time Warp: The legacy of Stuxnet

Tech Time Warp: The legacy of Stuxnet

These days, USB drive security risks are clear — and cloud storage now serves as an alternative to portable storage. But 16 years ago, the humble USB drive was the carrier for what many still consider the most sophisticated malware...

/ June 12, 2026
Pioneers in Tech: Happy birthday, Telle Whitney!

Pioneers in Tech: Happy birthday, Telle Whitney!

A very happy birthday to Telle Whitney, whose experiences as a female computer scientist in 1980s and 1990s Silicon Valley inspired work that has made her one of the foremost champions for women in the tech industry. Born June 5,...

/ June 5, 2026
Tech Time Warp
Tech Time Warp: An honest look back at the Apple Newton

Tech Time Warp: An honest look back at the Apple Newton

The history of Apple is filled with greatest hits—but even its rare misses are worthy of retrospective examination. Take the Apple Newton, which received its first public demo on May 29, 1992, in Chicago at the Consumer Electronics Show. By...

/ May 29, 2026
Tech Time Warp
Tech Time Warp: Was Java too much of a good thing?

Tech Time Warp: Was Java too much of a good thing?

This edition of Tech Time Warp takes us back to 1995—the public debut of Java, the legendary “Write Once, Run Anywhere” programming language—and a textbook example of the security perils of ubiquitous technology. The birth of Java On May 23,...

/ May 22, 2026 / 1 Comment
Tech Time Warp
Tech Time Warp: Ransomware continues to make computer users WannaCry

Tech Time Warp: Ransomware continues to make computer users WannaCry

This month’s Canvas ransomware attack—in addition to making finals week more stressful for thousands of college students and their professors—was a stark reminder about the continued threat of ransomware. Consider it a bit of a Tech Time Warp. It’s enough...

/ May 15, 2026