Please help with plagiarism checker

I agree with this statement. My concern would be that so many high school students have no clue how to properly cite. Professional writers also have been caught plagiarizing. The cheating culture in college today can be rampant. DD was working on a project the other week and another student kept snapping pictures of everyone’s computer screen. DD kept the professor posted when she handed in her presentation.
When son was overseas he had 17 proctors in the room for a class of 70 students. Rooms were not assigned until a few hours before finals. The professor needed to be called from a private booth in the classroom for any questions on the exam. Students would need to be escorted into the restroom. Papers needed to be physically handed in and time stamped even after being submitted electronically to Turnitin a few days prior.
We are easly hacked and copied. Sometimes it doesn’t hurt to to wear a belt with suspenders.