MAGEN is information security

Information security

Information security means protecting information and information systems from unauthorized access, use, disclosure, disruption, modification, perusal, inspection, recording or destruction....

 technology designed by IBM's Haifa Research Lab. MAGEN is designed to keep users from viewing discrete chunks of secret or sensitive data on their screens that they are not authorized to see.

MAGEN applies a sort of inverse highlighting

Highlighter

A highlighter is a felt-tip pen which is used to draw attention to sections of documents by marking them with a vivid, translucent colour.A typical highlighter is fluorescent yellow, coloured with pyranine.-History:...

 on the data in question in real time as it is rendered on the screen. This allows "eyes only

Classified information

Classified information is sensitive information to which access is restricted by law or regulation to particular groups of persons. A formal security clearance is required to handle classified documents or access classified data. The clearance process requires a satisfactory background investigation...

" business logic to be implemented once, at the screen, rather than within each affected application.

MAGEN leverages a combination of optical character recognition

Optical character recognition

Optical character recognition, usually abbreviated to OCR, is the mechanical or electronic translation of scanned images of handwritten, typewritten or printed text into machine-encoded text. It is widely used to convert books and documents into electronic files, to computerize a record-keeping...

 and screen scraping techniques.