Questions tagged [security]

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5
votes
1answer
152 views

Did Econet have security?

Econet was used in a classroom setting to connect a room full of BBC Micros to a single floppy disk drive. This was an important capability because in those days, a floppy disk drive cost in the ...
7
votes
1answer
1k views

Questions about Security over Using an Ancient Mac Computer on The Internet

I've managed to get my hands on a really old mac computer that was probably built in the late 90's. The operating system was last updated in 2001 to 10.1.4. The problem is that I'm not sure if it's ...
5
votes
0answers
226 views

Were punch-card data-processing systems susceptible to “Bobby Tables”

At least in the U.S., during the 1970s and 1980s (and likely before), many tollways and other ticket-based systems used to use publicly distributed and collected "IBM-style" punched cards ...
6
votes
1answer
584 views

How-to destroy sensitive data on floppies?

What was considered the best practice, or "military-grade" procedure, for protecting secrets stored on floppy disks when disposing of the old disks?
2
votes
3answers
276 views

How were early computer monitor signals used to breach security? [duplicate]

In the mid 80's, several national news outlets showed people able to reproduce a computer's monitor's screen at least 100ft away. 1) How were early computers compromised like this? 2) Were there ...