revoke EXECUTE privileges on powerful packages from PUBLIC

Oracle recommends that you revoke EXECUTE privileges on powerful packages from PUBLIC
 revoke execute on utl_file from public;
revoke execute on DBMS_RANDOM from public;
revoke execute on UTL_HTTP from public;
revoke execute on UTL_SMTP from public;
revoke execute on UTL_TCP from public;

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转载于:http://blog.itpub.net/26764973/viewspace-1426349/

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