[ih] The invention of what we now call NAT

[Greg Skinner]

On Apr 23, 2025, at 10:25 AM, Barbara Denny via Internet-history <internet-history at elists.isoc.org> wrote:
> 
> BTW, I think there may be question about the when and who in the history of firewalls.  I have seen 1988 as the date for the first firewall from DEC SRC.
> barbara

Regarding firewalls, Marcus Ranum put together a presentation of their early days. [1] There is also historical firewall literature (and other security-related topics) in the bibliography of the second edition of Cheswick and Bellovin’s book on firewalls. [2] (Some links may no longer work.)

--gregbo

[1] https://www.ranum.com/security/computer_security/archives/firewall-early-days.pdf
[2] https://www.wilyhacker.com/refs/