There is only one file type that uses the .LP7 extension:
LP7 Digitally Signed File
Digital evidence format used for authenticating documents; supports both the CAdES and XAdES digital signature standards; developed by Lex Persona, based in Paris, France.
LP7 files can be created with LP7Creator and opened and signed with LP7Signer.
|Lex Persona LP7Creator or LP7Signer|
Updated: June 8, 2007