1. plural of authentication; the process or act of proving or verifying that something is genuine, real, or true
Usage: commonly used in security, technology, and legal contexts
2. plural of authentication; evidence or documents that prove the genuineness or validity of something
Usage: formal or technical usage

Examples

• The bank requires multiple authentications before allowing access to your account.
• Two-factor authentications have become standard security practice for online services.
• The museum's experts performed several authentications on the newly discovered painting.
• Biometric authentications, such as fingerprint scanning, are increasingly common in modern devices.
• The document's authentications were verified by the legal department.
• Multi-factor authentications protect user accounts from unauthorized access.
• Historical authentications of the artifact confirmed its age and origin.