In 2013, Adobe officially shut down the CS2 activation servers. To help legitimate owners, they released on their website.
You will find thousands of results searching for "Illustrator CS6 crack" or "Illustrator free download old version." Sites like OldVersion.com or Archive.org sometimes host these files. illustrator old version download
If the site requires you to turn off your antivirus or download a "download manager" first – close the tab. In 2013, Adobe officially shut down the CS2