The phrase "accessed just by" is correct and usable in written English.
It can be used to indicate that something can be reached or obtained solely through a specific means or method.
Example: "The secure files can be accessed just by entering the correct password."
Alternatives: "accessible only through" or "retrieved solely by".
What if our photographs and social media updates could be turned into memories we – or our children – could later access just by asking a virtual assistant, like Amazon's Alexa?
One mechanism by which they said they could regain a sense of control was by being able to access "just enough" of the "right" information "now".
The strongest candidates are programs that are accessed not just by individuals or small groups of employees with a PC, but shared by many users with different devices, such as cellphones or hand-held computers.
Electronic records can be accessed not just by governments but by corporations and other services, as revealed in last month's market in 27m EE mobile accounts between a quick-witted consultancy and the Metropolitan police.
These databases can be accessed not just by the police and security services but by dozens of other public authorities, and in the case of communications data, without the need for suspicion of criminality or prior sign-off from a judge or other independent official.
Even if someone is far away, you can access it just by entering a PIN".
The crowded, poorly-lit underground room, which can be accessed by just one narrow staircase, contains just his mummy (broken when Carter removed its death mask) and a stone sarcophagus containing one of the four coffins he was buried in, Russian doll-style (the other three are in Cairo).
The feature might also be integrated into the app screen, letting the voicemail feature be quickly accessed by just force pressing on the Phone app, for example.
As of the time of the ban the documents had been accessed by just 127 people.
The details of each activity can be accessed by just clicking on the activity.
