
der Zugriff
access
The technical possibility or permission to access data, a system, or a network.
Ich habe keinen Zugriff auf diesen Ordner im System.
I don't have access to this folder in the system.
access / raid
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access
The technical possibility or permission to access data, a system, or a network.
Ich habe keinen Zugriff auf diesen Ordner im System.
I don't have access to this folder in the system.

raid
A quick, planned action by the police or military to arrest someone or secure a location.
Der Zugriff der Spezialeinheit erfolgte in den frühen Morgenstunden.
The special unit's raid took place in the early morning hours.

access
The general possibility or right to use, obtain, or influence something.
Die Bürger fordern mehr Zugriff auf die Entscheidungsprozesse der Regierung.
Citizens are demanding more access to the government's decision-making processes.
'Der Zugriff' (access/raid) is derived from the separable verb 'zugreifen' (to grab/take hold of). The verb literally means 'to reach for something' or 'to take something for oneself,' which explains the meaning of the noun.
Beim Buffet hat jeder kräftig zugegriffen.
At the buffet, everyone helped themselves generously.
In most meanings, 'Zugriff' (access) is used with the preposition 'auf' and the accusative. You have 'Zugriff auf etwas' (access to something).
Haben Sie Zugriff auf die Kundendatenbank?
Do you have access to the customer database?
In technical contexts, 'Zugriff' (access) is often combined with verbs such as 'haben' (to have), 'bekommen' (to get), 'erlauben' (to allow), or 'verweigern' (to deny).
Der Administrator hat mir den Zugriff auf die Datei erlaubt.
The administrator allowed me access to the file.
You can recognize the meaning 'police action' from words like 'Polizei' (police), 'Spezialeinheit' (special unit), or 'Festnahme' (arrest). The typical verb in this context is 'erfolgen' (to take place).
Der Zugriff der Polizei erfolgte ohne Vorwarnung.
The police raid took place without warning.
access / entrance
Zugang and Zugriff can both refer to the technical possibility of using something or having permission to use it. Zugang refers more generally to getting into a service or system. Zugriff usually focuses on specific data, areas, or functions within it.

Im internen Firmensystem hat Lea nur Zugriff auf die Daten ihrer Abteilung.
Within the company's internal system, Lea can access only the data belonging to her department.
Nach der Anmeldung hat Lea Zugang zum internen Firmensystem.
After logging in, Lea has access to the company's internal system.