If you specifically meant a different software (e.g., "Acrobat X1" as a variant of Acrobat X, which is version 10), the features differ slightly. Acrobat X (2010) introduced the "Action Wizard" but lacked the deep Office integration and Excel export of forms found in XI (version 11). The essay above focuses on XI Pro as that was the likely intended evolution.
On the security front, Acrobat XI Pro introduced the tool. This was a critical development for legal and government sectors. It allowed users to not just redact text (black it out) but to scrub the file of hidden metadata, layers, and hidden text that could inadvertently leak sensitive information—a vital feature in an era of increasing digital privacy concerns. acrobat x1 pro
It introduced a streamlined panel. Users could type their signature, draw it with a mouse, or insert an image of their handwritten signature. The software allowed for "Certified Signatures," adding a layer of cryptographic security that proved the document hadn't been tampered with after signing. This feature arguably accelerated the acceptance of remote work contracts and digital agreements long before the 2020 remote work boom. If you specifically meant a different software (e