Companies which are Implementing (or Planning to Implement) IPSEC/ISAKMP
Other lists that may be useful:
Disclaimer: this list contains information which was reported to me
by the companies themselves.  This list almost certainly contains some
inaccuracies, and it is not a complete list.  No claims about the
quality of any products or companies are made here.  Any corrections
or additions should be set to tytso@mit.edu.
Without any further ado, here's the list:
- ANS Communications
- Ascend Communications, Inc.
- Ashley Laurent, Inc.
- Cabletron
- Check Point Software
- Cisco Systems
- Compatible Systems Corp.
- Cybernetica
- CyLAN Technologies
- Product: IPSEC and ISAKMP/Oakley toolkits for embedded systems
 
- Data Fellows, Ltd.
- Digital
- Entrust Technologies
- Note: Key management only; no transform support
 
- FreeS/WAN Project
- Product: A free Linux implementation of IPSEC for worldwide use
- Mailing list: To join the discussion at linux-ipsec@clinet.fi, see the web page.
- Contact: Hugh Daniel
        (hugh@toad.com)
 
- Frontier Technologies
- Furukawa Electric Technologies, Inc.
- Product: Infonet routers, NetRouter 10x0
 
- Gemini Computers, Inc.
- Product:  Gemini Trusted Firewall-Guard -- GemGuard (tm)
- Contact: Dr. Tien F. Tao 
		(tft@geminisecure.com),
		telephone (408) 373-8500
 
- Hewlett Packard
- IBM
- Hi/fn
- Information Resources Engineering
- Product: CryptIC(tm) - Crypto IC with IPSec transforms & Public Key Accel.
- Product: Safenet Client - IPSec for Windows 95 & NT
- Product: Safenet Client - OEM IPSec Platform-independent version
- Contact: Jack Hembrough 
	(jhembrough@ire-ma.com), 
	Telephone (978) 739-4828
 
- Interlink Computer Sciences
- Interpeak
- Product: IPIPSEC - portable RTOS
 
- Isolation Systems
- Intoto Inc.
- Product: IKE and IPSEC software for embedded systems running various
              Real Time Operating Systems (RTOS)
- Contact: Sathyan Iyengar (sathyan@intotoinc.com), Telephone: 408-844-0480 x:302
 
- Livingston Enterprises, Inc.
- Lucent Technologies
- Product: Lucent Managed Firewall
- Contact: Giuseppe Capasso 
	(gcapasso@lucent.com),
	Telephone (732) 615-5667
 
- Mentat
- Product: Mentat TCP -  portable TCP/IP source code including IPSEC
- Product: MING - portable IPv6 source code including IPSEC
- Contact: 
	DC Palter (dc@mentat.com),
	Telephone (310) 208-2650 ext. 30
 
- NetSeal
- Network Alchemy
- Product: CryptoCluster - VPN servers (IPSec, PPTP, L2TP)
- Product: CryptoStation - IPsec for Windows 95/NT
- Contact: info@network-alchemy.com
 
- New Oak Communications
- Contact: John Burnham, Director of Corporate Communications 
	(jburnham@newoak.com)
	Telephone 978-266-1011 x115
 
- Nortel Networks
- Novell
- OpenBSD Project
- Radguard
- Rainbow Technologies
- Raptor Systems
- RedCreek
- Product: Ravlin
- Contact: Cary Hayward, Product Marketing Manager
	(caryh@redcreek.com)
	Telephone (510) 745-3952
 
- SSH Communications Security, Ltd.
- Secure Computing
- Semaphore Communications Corporation
- SmallWorks, Inc.
- Snare Networks
- Sumitomo Electric Industries
- Product: IPSEC/ISAKMP for BSDOS
 
- Soliton Systems KK
- Sun Microsystems
- Swedish Institute of Computer Science
- TimeStep
- Trusted Information Systems
	
- 3Com
- Toshiba
- VPNET Technologies, Inc.