Tech99

Diagram of one reused password causing a cascading breach across multiple websites Five website cards in a row. A single password bubble in the centre connects to all five. One card is marked as breached in red. Arrows show that a breach at one site gives an attacker access to every other site where the same password was used. Summer2019! the same password, five accounts Email BREACHED Bank ! now exposed Shopping ! now exposed Social ! now exposed Streaming ! now exposed One breach at one site exposes every account that used the same password. Original diagram — the real risk is not one weak password. It is one password used everywhere. ...

Diagram of end-to-end encryption showing two devices communicating through a server that cannot read the content On the left, a phone belonging to the sender. On the right, a phone belonging to the recipient. Between them sits the messaging service's server. A padlock symbol spans the full distance from sender to recipient, passing through the server. The server is marked with a crossed-out eye to indicate that it can route the message but cannot read it. Text notes that only the two endpoints hold the decryption keys. sender recipient SERVICE SERVER cannot read can only relay encrypted end to end Only the two endpoints hold the decryption keys. Original diagram — the server routes the message but cannot decrypt it. T...