Exhibit 4.3 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT ("Agreement"), dated as of March 11, 2003, is between Integrated Security Systems, Inc., a Delaware corporation (the "Company"), and BFS US SPECIAL OPPORTUNITIES TRUST PLC, a...Registration Rights Agreement • March 25th, 2003 • Integrated Security Systems Inc • Communications equipment, nec • Texas
Exhibit 4.2 THIS WARRANT AND THE SECURITIES ISSUABLE UPON THE EXERCISE HEREOF HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933. THEY MAY NOT BE SOLD, OFFERED FOR SALE, PLEDGED, HYPOTHECATED, OR OTHERWISE TRANSFERRED EXCEPT PURSUANT TO AN...Stock Purchase Warrant • March 25th, 2003 • Integrated Security Systems Inc • Communications equipment, nec • Texas
Exhibit 4.4 BORROWER SECURITY AGREEMENT This SECURITY AGREEMENT (this "Agreement"), dated as of March 11, 2003, is entered into among Integrated Security Systems, Inc., a Delaware corporation ("Borrower" or "Pledgor"), BFS US Special Opportunities...Borrower Security Agreement • March 25th, 2003 • Integrated Security Systems Inc • Communications equipment, nec • Texas
STOCK PLEDGE AGREEMENTStock Pledge Agreement • March 25th, 2003 • Integrated Security Systems Inc • Communications equipment, nec • Texas
