Claude joins Excel and suddenly your formulas, errors, and reports change

Anthropic has introduced Claude for Excel, a new service allowing users to work with the AI assistant directly within ...
GitHub

Use SharpZipLib to parse a .xlsx file hit ‘Data descriptor signature not found’ error

Python openpyxl can parse this file successfully. Looks like SharpZipLib has Stricter verification. https://pypi.org/project/openpyxl/ Office Excel cannot open this ...
IT News For Australia Business

NSW gov contractor uploaded Excel spreadsheet of flood victims' data to ChatGPT

A "former contractor" to the NSW Reconstruction Authority uploaded an Excel spreadsheet with "over 12,000 rows of information" to ChatGPT, exposing "up to 3000" people’s data. The victims of the ...