HTTPS is the answer.
Hypertext transfer protocol secure
EPROMS, (sorry for late answer)
The common name for such a program is called a Web Browser. There exist several names for popular browsers, E-Internet Explorer, Mozilla FireFox, Google Chrome, Safari, etc. At the start of the internet, they were not always around, as the internet was mostly used for communications in the US armed forces. In the early-mid 1990's, the first few browsers were created when the first computer OS became mainstream. As the years have gone by, they have since become stronger and faster, and one can do anything on the internet from watching videos, opening a business, talking to your friend or even run a political campaign.
You can use photo art to help show a product or a certain piece of technology to help give a better idea of a product or thing you're trying to demonstrate to your class or people.
Answer:
A file can only be locked out to other users or processes only if it's already open, meaning it's in use as a resource during the time window and therefore it's impossible solving the race condition problem by locking the file during the check-and-use window.
Hence, during the check-and-use process, it's impossible to lock a file.
In conclusion, any lock created can be ignored by the malicious process.