What is the definition of 123abc?

"123abc" is like the universal language of computer errors, a triplet of digits that screams 'Oopsie Daisy, your system is in a panic!' It's the digital equivalent of a bad hair day but with binary code.

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Now, here's an edgy example sentence: "After misinterpreting '123abc' as a secret password, the CEO of XYZ Corporation inadvertently locked himself out of his own private cloud storage."