未经授权

She was denied entry to the event as she had no authorized pass.
她因为没有被授权的通行证，被拒绝进入活动。
He tried to access the confidential files, but his unauthorised login attempt was detected.
他试图访问机密文件，但他的未经授权登录尝试被发现了。
The company's IT system detected an unauthorised attempt to breach their firewall.
公司的信息系统发现了一次未经授权的试图突破防火墙的行为。
Unauthorised personnel are strictly prohibited from entering the laboratory.
未经授权的人员严禁进入实验室。
She received an email claiming to be from her bank, but it was an unauthorised phishing scam.
她收到一封声称来自银行的邮件，但实际上是未经授权的网络钓鱼诈骗。
The unauthorised use of copyrighted material is strictly illegal.
未经许可使用版权材料是严格违法的。
His unauthorised absence from work led to disciplinary action.
他擅自缺勤导致了纪律处分。
The hacker managed to infiltrate the network with an unauthorised key.
黑客利用未经授权的密钥侵入了网络。
Her unauthorised disclosure of trade secrets resulted in legal consequences.
她未经授权泄露商业秘密带来了法律后果。
The app requested permission for an unauthorised access to personal data, which raised concerns.
这款应用请求对个人数据进行未经授权的访问，引发了担忧。