DOCUMENT:Q96368 22-OCT-1999 [foxmisc] TITLE :How to Encrypt a Program with a Password PRODUCT :Microsoft Fox Miscellaneous Products PROD/VER:MACINTOSH:2.01 OPER/SYS: KEYWORDS: ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft FoxBASE+ for Macintosh, version 2.01 ------------------------------------------------------------------------------- SUMMARY ======= Password protection can be included with an application. The following code snippet is an example of a password routine that displays a " * " in place of the characters being typed. It also gives a time limit of 15 seconds to type in the correct password. The password in this program is "password". MORE INFORMATION ================ WARNING: ANY USE BY YOU OF THE CODE PROVIDED IN THIS ARTICLE IS AT YOUR OWN RISK. Microsoft provides this code "as is" without warranty of any kind, either expressed or implied, including but not limited to the implied warranties of merchantability and/or fitness for a particular purpose. ON ESCAPE SET TALK OFF SCREEN 1 TOP HEADING "Log in" FIXED SIZE 10,50 AT 0,0 PASSWORD = SPACE(10) STARTTIME = VAL(SYS(2)) ENDTIME = STARTTIME + 15 DO WHILE PASSWORD # "password" CLEAR PASSWORD = SPACE(10) PW = SPACE(1) @ 5,13 SAY "Password: " X=1 PW=-1 @ 2,16 SAY "Seconds to type your password." STARTPOS=23 @ 8,12 SAY "press return when done" DO WHILE PW # 13 .AND. VAL(SYS(2)) < ENDTIME PW=INKEY(.75) IF PW > 32 .AND. PW < 127 @ 5,STARTPOS SAY "*" STARTPOS = STARTPOS+1 PASSWORD = STUFF(PASSWORD,X,1,CHR(PW)) X=X+1 ENDIF @ 2,13 SAY RIGHT(STR(ENDTIME -VAL(SYS(2))),2) ENDDO DO WHILE PASSWORD # "password" IF PASSWORD # "password" ALERT NOTE 1 "Password is incorrect" EXIT ENDIF ENDDO IF PW # 13 ALERT NOTE 1 "Time expired... Log in aborted." CANCEL ENDIF ENDDO Additional query words: 2.10 FoxBASE+/Mac ====================================================================== Keywords : Technology : kbHWMAC kbOSMAC kbAudDeveloper kbFoxproSearch kbFoxBASE201Mac kbFoxBASESearch Version : MACINTOSH:2.01 ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 1999.