- @stake
Full range of digital security consulting services.
 http://www.atstake.com
- AEPOS Technologies Corporation
Security assessment and design services. Ontario, Canada.
http://www.aepos.com/
- AdPak Communications, Inc.
Offer network audits, IP forensics and managed security services. Located in Phoenix, Arizona, USA.
http://www.adpak.com/
- Afentis Security
Specializing in penetration testing, network communications, digital forensics and training.
http://www.afentis.co.uk
- Andrews, Grahame
Industry consulting in security marking, biometrics, ID cards and tagging. Associated with selectamark and the BMIF (boatmark).
http://angelfire.com/ga2/andrews/
- Applied Security GmbH
Provides information security products and solutions. Offers consulting, planning and execution of security projects.
http://www.applied-security.com
- Aspect Security, Inc.
Services for securing web applications, including code review, penetration testing, scanning, and developer training.
http://www.aspectsecurity.com
- BackWatcher, Inc.
Information security solutions and managed security services provider.
http://www.backwatcher.com/
- Black Sheep Networks, Inc.
A digital security consulting firm offering information security consulting and products.
http://www.blacksheepnetworks.com
- Blockade Systems Corp.
Specialises in 'single-sign-on' software consulting.
http://www.consistentsignon.com/
- BorderBound Networks
Network consultants. Offer implementation of firewall, VPN, e-mail and web filtering systems. Based in Oakdale, Minnesota, USA.
http://www.borderbound.net/
- Breakwater Security Associates, Incorporated
Network security analysis and managed integration and support services. Needs analysis, security policy development and comprehensive security assessments.
http://www.breakwatersecurity.com
- Bridicum
Attack and penetration testing, telecommunications and network security analysis.
http://www.bridicum.com/
- Cambridge Network Security
Information security consulting firm specializing in risk mitigation services, which include network security assessments, network improvements, and monitoring and testing services.
http://www.camnetsec.com
- Clearview Systems
Suppliers of firewalls, authentication, and intrusion detection software.
http://www.clearview.co.uk/
- Computer Crime Consultants
UK company specialising in penetration testing, computer forensics, incident handling, intrusion detection systems, virtual private networks, firewalls and corporate fraud investigations.
http://www.ccc-ltd.com/
- Computer Security Products, Inc.
Server data security software and enterprise management solutions.
http://www.compsec.com
- Control Consulting Corporation
IT security reviews, disaster recovery, project management and compliance auditing. CISA and CPA certified staff with PeopleSoft, AS/400, NT, HP-UX and DEC Experience.
http://www.cpacisa.com
- Control Risks Group
Firm providing UK-based security consulting.
http://www.crg.com/
- Core-SDI S.A.
Security consulting and ethical hacking company in Argentina.
http://www.core-sdi.com/english/index.html
- Counterpane Internet Security, Inc
Security management and vulnerability scanning services. Also lists resources for analyzing security logs and security alerts in the news. Mountain View, California, USA.
http://www.counterpane.com/
- Covert Systems
Specializes in network penetration analysis, systems configuration and managed services.
http://www.covertsystems.net
- CygnaCom Solutions, Inc.
Providing consulting services in public key infrastructure (PKI), cryptography, evaluation of security products and computer security.
http://www.cygnacom.com/
- Danielyan Consulting LLP
Offer information security training, penetration testing and policy development. Free newsletter. Based in Epsom, United Kingdom.
http://www.danielyan.com/
- Dataway
Network security managed services, consulting, and training.
http://www.dataway.com
- Denis Trcek
Information systems, e-business, computer and network security, research projects and papers.
http://denis.ijs.si/
- Digital Defense Incorporated
Network security specialists with over 50 years combined experience. Services from vulnerability asessments and penetration testing to application development and security policies.
http://www.digitaldefense.net
- Digital Resources Group
Security and risk analysis, architecture design for electronic commerce, business case development, technology alternatives review, and project management.
http://www.drgsf.com/
- Dolfin.com
Provides security audits, firewalls, secure VPN's, anti-virus software, security policy and administration, implementation, and vulnerability scans.
http://www.dolfin.com
- ELE OLO
HIPAA, firewall and IDS implementation, penetration testing consultancy. Service details and company news.
http://www.eleolo.com/
- Echelon Consulting Ltd
BS7799, IT security, and critical systems assurance.
http://www.echelonltd.com/
- Espiria
Provides information security solutions including network and firewall architectures, assessments, encryption strategies and development of supporting infrastructure components.
http://www.espiria.com
- Ethical Hackerz Security Services
Assists companies with securing remote access, Internet and web content.
http://www.ethicalhackerz.com/
- Evidence Incorporated
Provides computer forensics, data recovery, media imaging, drive wiping and other computer investigation services.
http://www.evidenceincorporated.com/
- Fenris Security
Network security consultancy and penetration testing services. Based in UK.
http://gleipnir.fenris-security.com/
- Foundstone
Providing vulnerability management and protection, a full suite of services, and a curriculum of education.
http://www.foundstone.com
- GCP Global
Design & implementation of security strategies. Provides risk assessment and evaluation. Operations in Mexico, South America, United States and Europe.
http://www.gcpglobal.com/
- Gradian Systems
Consultants specialising in user authenticity and session security.
http://www.gradian.co.uk
- Guardent
Security and managed services, including audits, penetration testing, firewall and IDS management, virus control, vulnerability assessments.
http://www.guardent.com/
- Hagai Bar-El
Services include risk assessment, penetration testing and product and policy evaluation.
http://www.hbarel.com
- Halo Network Security
Based in Utah, providing managed security services, security assessments, training, and incident response.
http://www.halosec.com
- Hammond Consulting
Provides network design and engineering with security and monitoring services.
http://www.hammondconsulting.net/
- HarvestSoft
Consultants specialising in data security and protection.
http://harvestsoft.com
- Highband Communications
Offers security assessment, policy development, auditing, and monitoring services.
http://www.highband.net/
- Hylton Associates
Information Security management consulting.
http://www.hyltonassoc.com
- Hypervivid Solutions, Inc.
Consulting firm specialising in network emergency response, policy auditing/sales, tiger team assessment, and wireless security solutions.
http://www.hypervivid.com/
- IT GlobalSecure Inc.
Computer and network security solutions for business executives and organizations.
http://www.itglobalsecure.com/
- Identity Alliance
Provides security services and products for identification and credential systems, including smart cards, biometrics, and PKI .
http://www.identityalliance.com/
- InfoDefense, Inc
Offer security auditing, infrastructure design, incident response and forensics. Plano, Texas, USA.
http://www.infodefense.com/
- InfoSENTRY Services, Inc.
Consulting services in information technology project management, systems security, business continuity and disaster recovery planning, offsite media storage, and election information technology.
http://www.infosentry.com
- Information Risk Management Plc
Offer forensic investigation, penetration testing and security policy development services. Located in London, United Kingdom.
http://www.irmplc.com/
- Information Security Engineering, Inc
Specializing in virtual private networks, web access controls, public key infrastructure, security assessment/audit, penetration analysis, and information security planning.
http://www.infoseceng.com/
- Instada Ltd.
Vulnerability and security management services. Offices in Denmark and Switzerland.
http://www.instada.com/
- Integrated Computer Solutions
A full service information security services company.
http://www.integrate-u.com
- Inter-Networking (Switzerland) AG
Specializing in integrated communication and security solutions for the intranet, remote access, and extranet.
http://www.internetworking.ch/
- InterSect Alliance
Specialists in intrusion detection and auditing, forensics, and security policy development.
http://www.intersectalliance.com/
- Interhack
A group of technology researchers specializing in large scale system development, cryptography, privacy, and security.
http://www.interhack.net/
- Internet Security Advisors Group
Specializes in security consulting, training, advisories, and security management services.
http://www.isag.com/
- Intrudetect
Security agency specializes in wireless and intrusion detection technologies. Offices in Washington D.C. Service descriptions, corporate information, and employment.
http://intrudetect.com/
- John Soanes Associates
Offer security policy development, staff training and network security design and installation services. Twickenham, Middlesex, United Kingdom.
http://www.johnsoanes.com/
- Kenneth O. Zoline and Associates
Specializing in management consulting for networking and security.
http://www.zoline.com
- LAN Security Audit
Offering ethical hacking, penetration testing, and internal policy reviews.
http://lansecurityaudit.com
- LPB Communications
Internet security consulting company for small businesses.
http://www.calllpb.com/
- LURHQ
Specialise in intrusion detection systems, firewalls and enterprise security monitoring.
http://www.lurhq.com
- MSH Consultants, Inc.
Internet security, firewall consulting, and training. CheckPoint Firewall-1 and ISS SafeSuite certified instruction.
http://www.msh.com
- Merdan Group, Inc.
Security engineering services and products for the government, health, financial, and cable TV/satellite industries.
http://www.merdan.com/
- Meta Security Group
Information security company specializing in network security, detection and response, risk mitigation, assessments and managed services.
http://www.metases.com
- My Web and Tech Team Inc.
Specializing in Network Security, Onsite Network Administration, Online Data Backup, Web Development and promotion.
http://www.mywebandtechteam.com
- NeoComm Pty. Ltd
Information security consultancy firm specialising in penetration testing, security review, policy development and vulnerability management.
http://www.neocomm.com.au
- Net-Patrol
Audit-related support and training.
http://www.net-patrol.com
- NetFrameworks Security
Specializing in advisory consulting, training, penetration analysis, intrusion detection, incident response, risk assessment, VPN, public key infrastructure (PKI), identity management, policies and procedures, smart cards, and biometrics.
http://www.netframeworks.com
- NetPlus Consulting
Security services include corporate firewalls, security audits, virtual private networks and security management. Also provides network consulting and design services.
http://www.netplusconsulting.com
- NetProtex
Offers information technology, e-business and project management solutions.
http://www.netprotex.com
- Netcraft Network Examination
Security service providing assistance in identifying vulnerabilities in customer networks and providing up to date security information to subscribers.
http://www.netcraft.com/security/
- Netfast Communications Inc.
Network security consultancy, offering penetration testing, managed security services and awareness training. Also offer network design advisory services. Based in New York, USA.
http://www.netfastusa.com/
- Network Management Solutions, Inc.
Offers network security and IT consulting services to the corporate sector.
http://www.nmscorp.com/
- Network Presence, LLC
Professional services firm specializing in designing, managing, and securing enterprise computer networks
http://www.netpr.com
- Network Secure Ltd
Provide a range of security products such as firewalls, IDS, anti-virus, anti-spam and VPNs. Services include firewall management, security audits, risk assessment and system tests. Located in the UK.
http://www.netsecgroup.com/
- Network Security Corp.
Provides design, development,implementation and management of enterprise-wide network security solutions.
http://www.nsec.net/
- New Dimensions International
System security services, training, risk assessment, design, and consulting.
http://www.newdimensions.net/
- Norman Data Defense Systems
Specializes in data security solutions, access control, virus control and firewalls. Also provides general data security analysis and consultancy.
http://www.norman.com/
- Oakridge IT Limited
Offer network and internet security design and implementation services. Based in Bristol, United Kingdom.
http://www.ibex-net.co.uk/
- Obit
Security specialists from the Netherlands.
http://www.obit.nl
- OnlineSecurity
Services include network security, investigating Internet and digital thefts and frauds, and in providing high-technology litigation support.
http://www.onlinesecurity.com
- OpenService, Inc.
Offers network and security threat management services.
http://www.open.com/
- P2B Consulting
Cleared information security consultants provide Infosec consulting to government and commercial clients within the greater Washington DC area and nationwide.
http://www.p2bconsulting.com
- PROplus Systems, Inc.
Leading edge software products and services solving the problems of enterprise security, using Java, COM, and LDAP.
http://www.proplus.com/
- Pacifica Technologies
Offers vulnerability assessment services for corporate security andprivacy policies as well as physical, network, infrastructure and application security infrastructures.
http://www.pacificatech.com
- Paladin Technologies Inc.
Information Systems, security and network consulting services. Professional services and products for medium and large companies.
http://www.paladintek.com
- Paladion Networks
India-based security consulting and implementation firm, specialising in enterprise security, firewalls, vpns, smart cards, and ids.
http://www.paladion.net
- Para-Protect Services
Providing services in computer security incident response, penetration testing, network threat identification and assessment, and intrusion detection and analysis.
http://www.para-protect.com/
- Paradox Networks & Security
UK based network security consultants, specialising in penetration testing, server hardening, telecommunications security and systems integrity assessment.
http://www.parasec.net
- Parkinson Howe Ltd
Provides BS7799 information security, PKI and business continuity related management services.
http://www.parkinsonhowe.co.uk
- Pentest Security Assurance
Performs security assessment and penetration testing services. Offers training in Oracle database security and penetration testing. Includes a collection of white papers and research links.
http://www.pentest.co.uk/
- Perfecto Technologies
Developer of automatic application-level Internet security products. Also provide remote security audit service.
http://www.perfectotech.com/
- Perimeter Services Group
Offers consulting services in the areas of network devices maintenance and configuration, security policy and development, network planning, and vulnerability and penetration testing.
http://www.perimeterservices.com
- Portcullis Computer Security
Information encryption and data security specialists. Providers of information security products and services.
http://www.portcullis-security.com
- Primode
Provides security advise to the financial services sector.
http://www.primode.com/
- Prosolve
Reviews and development of security policies and procedures. Network vulnerability assessment. Washington state, USA.
http://www.prosolve.com/
- Quest Security Risk Management
An IT security consultancy focusing on penetration testing, risk assessments, BS7799 consultancy, security resource for organisations, and secure architecture design.
http://www.questsrm.com
- Reichardt Informatik AG
Tailored applications for encryption, compression and archiving.
http://www.reichardt.ch
- S.W.I.S. Group
Consultants for analysis, strategy and implementation of secure data systems.
http://www.swisgroup.com
- S2 Networking
Network consulting and maintainance aimed at businesses.
http://s2networking-inc.com/
- Saturn Partners
System security audits, policy development and business continuity planning services. Kenosha, Wisconsin, USA.
http://www.saturnpartners.com/
- Scanit
Provides vulnerability assessment and security auditing services in Belgium.
http://www.scanit.be/
- ScannerX
Vulnerability reconnaisance service that remotely evaluates the security of websites, internal and external networks and externally visible systems.
http://www.scannerx.com
- SecurNET
Internet security audits, threat assessment, counteroffensive security planning, and site security certifications. Site largely under construction.
http://www.securnet.com/
- Securadigm Information Security Services
Services relating to networking, detection and response, risk mitigation, assessments and managed services.
http://www.securadigm.com/
- Securanix
Vulnerability / penetration testing, security training and ongoing managed security services. Also specializes in HIPAA and GLBA compliance assessments and remediation for the healthcare and financial industries.
http://www.securanix.com/
- Secure Commerce Systems
Provides e-commerce information technology and security products, services and training.
http://www.securecommercesystems.com
- Secure Communication, Inc.
Company supplying secure communications infrastructure for businesses.
http://www.securecommunication.com
- Secure Network Solutions, Inc.
Provides LAN/WAN Design, Implementation, Security, Support, and Monitoring Services.
http://www.securenetworksolutions.com
- Secure Solutions
Network design and integration services, specializing in information security, network support, and assessment.
http://www.mbsecuresolutions.com
- Secure Technology Solutions
Provides home and business network security services and hardware.
http://www.stsonline.net
- SecureNet Solutions
Focuses on independent review for preventive security, aimed at large corporations.
http://www.securenetsol.com
- Security Audit and Control Solutions
South African consulting company specializing in information security and risk management. Services include IT and security audits, vulnerability assessments, education and training.
http://www.sacs.co.za
- Security Group International
Insured security solutions including theft prevention tagging, and tracking and recovery of computer hardware. Richmond, Virginia, USA.
http://www.securitygroupintl.com/
- Security PS
Independent information and network security consulting firm, specializing in assessments, compliance (ISO17799, OCC, HIPAA), web application security, tactical vulnerability scanning, and training.
http://www.securityps.com
- SecurityElements, Inc.
Professional services firm offering security assessment, implementation, and education services.
http://www.securityelements.com
- SecurityGlobal.net LLC
Provider of Internet security e-services
http://www.securityglobal.net/
- Setec Security Technologies Inc.
Providing internet security and consulting services, in addition to tools, news and related resources.
http://www.setecsecurity.com/
- SolSoft
Suppliers of network security policy manager software and consultancy services.
http://www.solsoft.com/
- Spectrum Systems, Inc.
Our primary business is helping our customers manage and protect their network / information assets more effectively.
http://www.spectrum-systems.com/
- Strong Internet Security
A Swiss company offering consulting services in virtual private networks, SSL-based server applications, X.509 certificates and security on wireless LANs.
http://www.strongsec.com
- Systems Security Services
Awareness training, network security advice and policy development services. Company profile, service descriptions and contact details.
http://sssus.com/
- Systems Solutions Group
Supplier of network security solutions for Windows NT, Unix, Linux, and MAC systems in the Enterprise environment.
http://www.ssg-inc.net
- Tahmah, Imc.
Provides security and network consulting including audits, penetration testing, Windows 2000 and NT, UNIX security, VPNs, e-commerce, intrusion detection, firewalls and monitoring.
http://www.tahmah.com
- Technical Security & Intelligence
Offers TSCM, computer forensics, and penetration testing services. Toronto, Ontario, Canada.
http://tsintel.com
- Teksafe Technologies
Security assessment services for information based security and physical security systems. Based in New York, USA.
http://www.teksafe.com/
- Tempest, Inc
Providing Faraday and RF shielding to prevent eavesdropping on signals produced by electronic equipment.
http://www.tempest-inc.com/
- The Legnem Group, Inc.
Provider of high level Unix, Windows NT, Cisco and Internet security expertise on an emergency or scheduled basis.
http://www.lgi.com
- The SANS Institute
Resource for computer security training and information.
http://www.sans.org
- The SUM Group
Provides security appliances, content filtering, enterprise virus protection, network administration tools and IT consulting. Located in Silicon Valley.
http://www.sum.com/
- Three Pillars
Information security consulting, training and management company.
http://www.threepillars.com/
- ThunderStore
Content monitoring, antivirus, encryption, access control solutions.
http://www.thunderstore.com
- Timberline Technologies
Customized on-site security workshops. Security consulting services for IBM mainframes, UNIX platforms, Windows 2000 and Windows NT servers and workstations.
http://www.TimberlineTechnologies.com
- TruSecure Corporation
Offer computer forensics, application risk-assesment and penetration testing services. Herndon, Virginia, USA.
http://www.trusecure.com/
- Trust Digital
Specialising in security software for large networks/enterprises.
http://www.trustdigital.com/
- Unified Access Communications
Boston network security firm providing Linux products and services in intrusion detection, firewalls, and virtual private networks.
http://www.uac.com/
- VESARiA
Provides network security consulting services, includng security scans, firewall testing and penetration testing. Baltimore, Maryland, USA.
http://www.vesaria.com/
- VGS, INC.
CISSP certified consultants specializing in AS/400 and NT information security, disaster recovery, written security policies, risk analysis, business continuity planning, and information security.
http://home.att.net/~vgscs/
- Vanguard Integrity Professionals
Mainframe security software, security and RACF conference, and security training and consulting.
http://viplink.com/
- Veridyn Inc.
Network security consultants specializing in IT security assessments, policy development, and ethichal hacking.
http://www.veridyn.com
- Vertex Technology
Telecommunications and IT security consulting. Based in Charles Town, West Virginia, USA.
http://www.vertextm.biz/flash_content/index.asp
- Vigilinx
Provides a complete line of digital security solutions, including security advisory consulting, integration services, investigation/forensics services, managed security services, knowledge products and training.
http://www.vigilinx.com/
- WhiteHat Security
An Internet security consulting firm and audit provider specializing in web application security for commerce and communication of corporations around the world.
http://www.whitehatsec.com
- WholeSecurity
Performing external and internal security audits and security software implementation.
http://www.wholesecurity.com
- Wilson Consulting
Provides network security auditing and analysis, vulnerability assessment, penetration testing, remediation, information security policy and procedures development, and business continuity planning for small to medium sized businesses.
http://www.wilsonsecure.com
- Woodside Consulting
Offering training and consulting services in the areas of web, network, and host security.
http://www.woodside-consulting.com
- iTcon
Specialized information security and networking consultancy company. We specialize in large corporate and governmental projects.
http://www.itcon-ltd.com
- igxglobal
Offer security implementation, advisory and support services. Based in Rocky Hill, Connecticut, USA.
http://www.igxglobal.com/
- mi2g Limited
Digital risk consultants specialising in providing secure data visualisation. Also provide SIPS security intelligence briefings on hacker activity and various risk analysis tools. London, UK.
http://www.mi2g.com/
- nSecure Software Pvt. Ltd.
An Indian company providing services in security policy preparation and review, penetration testing and security log analysis.
http://www.nsecure.net
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