The phrase "a pass code" is correct and usable in written English.
You can use it when referring to a code that grants access to a secure system or area.
Example: "To enter the secure facility, you must enter a pass code at the entrance."
Alternatives: "access code" or "security code."
He acknowledges that he used a pass code that could have been easily guessed, never thinking anyone would bother hacking it.
It's simple to use, and you can even encrypt the files with a pass code so only the people you really want to read the file's content can do so.
Ivo Diaz, the beverage director, assured the first-timer that the bar was usually busier, and that entrance would eventually require a pass code to unlock a specially designed bank-vault door.
Arriving at their new home, they milled about, admiring the water-cooler, and the breath mints in the bathroom, and then got down to work, requiring no more than a power source and a pass code for the Wi-Fi.
(As to the issue of security, several banks and payment networks said that mobile wallets would require a pass code and could be disabled remotely if a phone was stolen. Consumers would not be responsible for transactions they did not make).
But in an age of instant information gratification, the burden of having to hit the playback button — or worse, dial in to a mailbox and enter a pass code — and sit through "ums" and "ahs" can seem too much to bear.
If possible, invest in a money box with a lock and key or a pass-code to open it.
Once logged on to blackboardeats.com, users click "everywhere" and have 24 hours to sign up for an offer, using a free pass code issued on the site.
As Newt Gingrich surged, the Romney campaign dispatched colleagues of Mr. Gingrich, a former House speaker, to ridicule him as "narcissistic" and "erratic" in conference calls that required a sardonic pass code: "Newt Gingrich is an unreliable leader".
Mr. Loop wonders if possessing a secret pass code could make him a target for anyone desperate to gain access to the other side.
RSA's system is comprised of three main elements: a proprietary SecurID algorithm, a "secret seed" number for each device, and a user pass code.
