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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Information Statement Pursuant to Rules 13d-1 and 13d-2
Under the Securities Exchange Act of 1934
(Amendment No. 2)
SECURITY DYNAMICS TECHNOLOGIES, INC.
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(Name of Issuer)
Common Stock $0.01 par value per share
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(Title or Class of Securities)
814208104
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(CUSIP Number)
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1 The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall
not be deemed to be "filed" for the purpose of Section 18 of the Securities
Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that
section of the Act but shall be subject to all other provisions of the Act
(however, see the Notes).
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CUSIP No. 814208104 13G Page 2 of 5 Pages
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1 NAMES OF REPORTING PERSONS
S.S. or I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS
Kenneth P. Weiss ###-##-####
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
(See Instructions)
(a) / /
N/A (b) / /
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
United States of America
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5 SOLE VOTING POWER
2,583,516
NUMBER OF
SHARES 6 SHARED VOTING POWER
BENEFICIALLY 0
OWNED BY
EACH 7 SOLE DISPOSITIVE POWER
REPORTING 2,583,516
PERSON
WITH 8 SHARED DISPOSITIVE POWER
0
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9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
2,583,516
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10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(See Instructions) / /
N/A
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
7.5%
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12 TYPE OF REPORTING PERSON (See Instructions)
IN
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CUSIP No. 814208104 13G Page 3 of 5 Pages
ITEM 1(a). NAME OF ISSUER:
Security Dynanmics Technologies, Inc.
ITEM 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:
20 Crosby Drive
Bedford, MA 01730
ITEM 2(a). NAME OF PERSON FILING:
Kenneth P. Weiss
ITEM 2(b). RESIDENCE:
59 Sargent Street
Newton, MA 02158
ITEM 2(c). CITIZENSHIP:
United States of America
ITEM 2(d). TITLE OF CLASS OF SECURITIES:
Common Stock, $0.01 par value per share, (the "shares")
ITEM 2(e). CUSIP NUMBER:
814208104
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CUSIP No. 814208104 13G Page 4 of 5 Pages
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO RULES 13D-1(B), OR 13D-2(B),
CHECK WHETHER THE PERSON FILING IS A:
Not applicable.
ITEM 4. OWNERSHIP:
(a) Amount beneficially owned: 2,583,516 shares
(b) Percent of class: 7.5%
(c) Number of shares as to which such person has:
(i) Sole Power to vote or to direct the vote: 2,583,516 shares
(ii) Shared power to vote or to direct the vote: 0
(iii) Sole power to dispose or to direct the disposition
of: 2,583,516 shares
(iv) Shared power to dispose or to direct the disposition of: 0
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:
Not applicable.
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF
ANOTHER PERSON:
Not applicable.
ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH
ACQUIRED THE SECURITY BEGIN REPORTED ON BY THE PARENT
HOLDING COMPANY:
Not applicable.
ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:
Not applicable.
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CUSIP No. 814208104 13G Page 5 of 5 Pages
ITEM 9. NOTICE OF DISSOLUTION OF GROUP:
Not applicable.
ITEM 10. CERTIFICATION
By signing below I certify that, to the best of my knowledge
and belief, the securities referred to above were acquired in
the ordinary course of business and were not acquired for the
purpose of and do not have the effect of changing or
influencing the control of the issuer of such securities and
were not acquired in connection with or as a participant in
any transaction having such purposes or effect.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true, complete
and correct.
04/01/97
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(Date)
/s/ Kenneth P. Weiss
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Kenneth P. Weiss
