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6answers
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If I want to protect a string from modification, is it enough to salt and hash it?

There is a particular string (URL) that I need to send from my webserver to the browser. The browser will need to inspect the string and later send it back unmodified (aka request the resource that ...
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2answers
223 views

Is there any Linux distro or kernel patch that wipes a process memory space after the process exits?

An application runs on an embedded battery-powered PC, accessible to some restricted public, that stores secrets in RAM. To prevent cold boot attacks and that the PC is stolen to extract its secrets, ...
6
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2answers
371 views

How does one evaluate tamper-resistant envelopes/packaging?

In contrast to digital cryptographic algorithms and protocols where many qualified high-IQ individuals dig into the details and specifics, physical tamper resistance for low-tech packages is not ...