Collaborate Disseminate
N.B. Asking this here instead of Movies.SE because I’m wanting to know about the cipher itself and any history, which this site is more suitable for.
In S01E05 of The Wire, at around 45:00, it’s revealed that:
In more detail:
Each digit … Continue reading Did The Wire invent the "Jump 5" cipher?
I just got an email from the Unsplash service telling me that someone had logged into my account via credential sniffing:
Five minutes later I get three more emails, each one notifying that a (generic) photo just uploaded to the account h… Continue reading How do sites detect credential sniffing, and what is the purpose of this attack?
For once, I’m not talking about digital signatures. I’m talking about good old-fashioned pen and paper signatures.
Should I protect my signature like I protect my passwords? Is it a genuine security risk if my signature is known? Intuitive… Continue reading Is it a security risk for a signature to be publicly available? [duplicate]
I’m in the UK. In order to top up a pay-as-you-go SIM card, I had to first ring the mobile network to associate my bank card with the SIM before asking them to credit £10 to it (future top-ups don’t require a phone call). The mobile networ… Continue reading Is inputting credit card numbers over a mobile phone secure?
On 2nd July, the UK’s national news outlets broke the story of an "unprecedented" 4-year-long, Europe-wide investigation that, in the UK, resulted in the arrest of 746 criminals, including many high-profile "kingpins" o… Continue reading What encryption did Encrochat use, and how was it broken? [closed]
I’m in the process of setting up a local (i.e. offline and very limited) business, and I’m thinking of generating invoice IDs randomly to avoid the clients knowing that they’re customer number #00000001 (and because I prefer something like… Continue reading Randomly generating invoice IDs
This is something I’ve wondered for a while – is it theoretically possible to track someone using their phone number in the UK? It’s a classic Hollywood trope and I’m wondering just how much truth there is to it and how feasible it would b… Continue reading Is it possible to track someone using their mobile number in the UK?
I’m aware of how to securely sanitise and verify the sanitisation of data from both HDDs and SSDs, but mobile phones complicate this due to being there a lot of proprietary layers standing between the storage hardware and the interface.
… Continue reading How to verify secure erasure of Android and Apple mobile devices