Specimen Common Stock Certificate



 EXHIBIT 4.2 
  

			
	NUMBER  ̈	 	 ̈ SHARES

 NATIONAL SECURITY SOLUTIONS INC. 
 INCORPORATED UNDER THE LAWS OF 
 DELAWARE 
 COMMON STOCK 
 SEE REVERSE FOR 

 CERTAIN DEFINITIONS 
  

			
	This Certifies that	 	[CUSIP [                     ]]1
	is the owner of	 	

 FULLY PAID AND NON-ASSESSABLE SHARES, PAR VALUE $0.001 PER SHARE, OF THE COMMON 

STOCK OF 
 NATIONAL SECURITY
SOLUTIONS INC. 
 transferable on the books of the Corporation in person or by duly authorized attorney upon surrender of this 

 certificate properly endorsed. [This certificate is not valid unless countersigned by the Transfer Agent and 
 registered by the Registrar.1] Witness the facsimile signatures of its duly authorized officers. 
 Dated: 
  

					
	  
	  		  	  

	[CHAIRMAN OF THE BOARD][PRESIDENT]	  		  	[SECRETARY][TREASURER]

 THE STATE OF DELAWARE 
 National Security Solutions Inc. 
 The Corporation is authorized to issue more than one class of
stock, and the Corporation will furnish without charge to each stockholder who so requests the powers, designations, preferences and relative, participating, optional or other special rights of each class of stock or series thereof of the
Corporation and the qualifications, limitations or restrictions of such preferences and/or rights. This certificate and the shares represented hereby are issued and shall be held subject to all the provisions of the Certificate of Incorporation and
all amendments thereto and resolutions of the Board of Directors providing for the issue of shares of Preferred Stock (copies of which may be obtained from the secretary of the Corporation), to all of which the holder of this certificate by
acceptance hereof assents. 
  

	 1
	 To be included only in Common Stock Certificates representing Common Stock sold in the Company’s public offering.










 The following abbreviations, when used in the inscription on the face of this certificate, shall be construed as though
they were written out in full according to applicable laws or regulations: 
  

							
	TEN COM-	  	as tenants in common	  	UNIF GIFT MIN ACT	  	Custodian
	TEN ENT -	  	as tenants by the entireties	  		  	
	JT TEN -	  	 as joint tenants with right of
 survivorship
	  	(Cust)	  	(Minor)
		  	and not as tenants in common	  	under Uniform Gifts to Minors Act	  	
		  		  	(State)	  	

 Additional Abbreviations may also be used though not in the above list. 
 For value received,                     hereby sell, assign and
transfer unto 
 PLEASE INSERT SOCIAL SECURITY OR OTHER 
 IDENTIFYING NUMBER OF ASSIGNEE 
 (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE) 
 shares 
 of the capital stock represented by the
within Certificate, and do hereby irrevocably constitute and appoint Attorney to transfer the said stock on the books of the within named Corporation will full power of substitution in the premises. 
 Dated                        

  

					
		  	  

		  	Notice: The signature to this assignment must correspond with the name as written upon the face of the certificate in every particular, without alteration or
enlargement or any change whatever.

 Signature(s) Guaranteed: 
 THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (BANKS, STOCKBROKERS, SAVINGS AND LOAN ASSOCIATIONS AND CREDIT UNIONS WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE MEDALLION PROGRAM, PURSUANT TO S.E.C. RULE
17Ad-15). 
 [THE SECURITIES REPRESENTED BY THIS CERTIFICATE ARE SUBJECT TO THE TERMS AND CONDITIONS
CONTAINED IN A LOCK-UP AGREEMENT (THE “AGREEMENT”) AND MAY NOT BE OFFERED, SOLD, TRANSFERRED, PLEDGED OR OTHERWISE DISPOSED DURING THE TERM OF THE LOCK-UP PERIOD (AS DEFINED IN THE AGREEMENT). FURTHER, THE SECURITIES REPRESENTED BY THIS
CERTIFICATE HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “ACT”), OR ANY STATE SECURITIES LAWS AND NEITHER THE SECURITIES NOR ANY INTEREST THEREIN MAY BE OFFERED, SOLD, TRANSFERRED, PLEDGED OR OTHERWISE
DISPOSED OF EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT COVERING THESE SECURITIES UNDER THE ACT OR SUCH LAWS OR AN EXEMPTION FROM REGISTRATION UNDER THE ACT AND SUCH LAWS WHICH, IN THE OPINION OF COUNSEL FOR THIS CORPORATION, IS
AVAILABLE.2] 
 The holder of this certificate shall be
entitled to receive funds from the trust account only in the event that the Corporation is liquidated because it does not consummate a business combination or the holder seeks to convert his, her or its respective shares into cash upon a business
combination which he, she or it voted against and which is actually completed by the Corporation. In no other circumstances shall the holder have any right or interest of any kind in or to the trust account. 
  

	2	To be included only in Common Stock Certificates representing Stock issued in the private placement. 

  

 2