# Best Security Hardware

  *By [Rachana Hasyagar](https://research.g2.com/insights/author/rachana-hasyagar)*

   Security hardware refers to dedicated physical devices designed to protect networks, systems, and digital assets by enforcing security controls at the infrastructure level. It includes firewall hardware, which monitors and filters network traffic based on predefined security rules, and advanced threat protection (ATP) hardware, which detects, analyzes, and blocks sophisticated threats such as zero-day attacks, malware, and advanced persistent threats before they cause damage. Security hardware provides a foundational layer of defense that operates independently of software-based controls to deliver reliable, high-performance protection.

Key benefits of security hardware:

- Provides a strong, always-on security layer at the network perimeter and core
- Enables real-time threat detection and prevention through integrated ATP capabilities
- Ensures consistent performance and scalability using dedicated processing resources
- Reduces attack surface by isolating critical security functions from general-purpose systems
- Supports compliance, auditing, and centralized enforcement of security policies





## Category Overview

**Total Products under this Category:** 19


## Trust & Credibility Stats

**Why You Can Trust G2's Software Rankings:**

- 30 Analysts and Data Experts
- 200+ Authentic Reviews
- 19+ Products
- Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.



## Top-Rated Products (Ranked by G2 Score)
### 1. [Fortinet Firewalls](https://www.g2.com/products/fortinet-firewalls/reviews)
  High threat protection performance with automated visibility to stop attacks


  **Average Rating:** 4.6/5.0
  **Total Reviews:** 89


**Seller Details:**

- **Seller:** [Fortinet](https://www.g2.com/sellers/fortinet)
- **Year Founded:** 2000
- **HQ Location:** Sunnyvale, CA
- **Twitter:** @Fortinet (151,495 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/6460/ (16,112 employees on LinkedIn®)
- **Ownership:** NASDAQ: FTNT

**Reviewer Demographics:**
  - **Top Industries:** Telecommunications
  - **Company Size:** 18% Mid-Market, 12% Enterprise


### 2. [Netgear ProSafe Firewall](https://www.g2.com/products/netgear-prosafe-firewall/reviews)
  NETGEAR ProSAFE business-class VPN Firewalls are ideal for remote/branch offices and telecommuters and deliver full secure network access between headquarter locations, remote/branch offices and telecommuters.


  **Average Rating:** 3.8/5.0
  **Total Reviews:** 41


**Seller Details:**

- **Seller:** [NETGEAR](https://www.g2.com/sellers/netgear)
- **Year Founded:** 1996
- **HQ Location:** San Jose, US
- **Twitter:** @NETGEAR (80,682 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/7423/ (1,455 employees on LinkedIn®)
- **Ownership:** NASDAQ:NTGR

**Reviewer Demographics:**
  - **Company Size:** 56% Small-Business, 34% Mid-Market


### 3. [FortiDDoS](https://www.g2.com/products/fortiddos/reviews)
  FortiDDoS protects from both known and zero day attacks with very low latency. It's easy to deploy and manage, and includes comprehensive reporting and analysis tools.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 23


**Seller Details:**

- **Seller:** [Fortinet](https://www.g2.com/sellers/fortinet)
- **Year Founded:** 2000
- **HQ Location:** Sunnyvale, CA
- **Twitter:** @Fortinet (151,495 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/6460/ (16,112 employees on LinkedIn®)
- **Ownership:** NASDAQ: FTNT

**Reviewer Demographics:**
  - **Top Industries:** Information Technology and Services
  - **Company Size:** 63% Mid-Market, 21% Small-Business


### 4. [Cisco Security Hardware](https://www.g2.com/products/cisco-hardware-cisco-security-hardware/reviews)
  Networks are ever more complex. And devices are proliferating by the minute. It's harder to see what’s on the network, and it's harder to spot a threat. Our Network Visibility and Segmentation solution combines Cisco Stealthwatch Enterprise, the Cisco Identity Services Engine, and Cisco TrustSec technology. You get fast threat detection, highly secure access, and software-defined segmentation.


  **Average Rating:** 4.1/5.0
  **Total Reviews:** 19


**Seller Details:**

- **Seller:** [Cisco](https://www.g2.com/sellers/cisco)
- **Year Founded:** 1984
- **HQ Location:** San Jose, CA
- **Twitter:** @Cisco (721,495 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/cisco/ (95,742 employees on LinkedIn®)
- **Ownership:** NASDAQ:CSCO

**Reviewer Demographics:**
  - **Company Size:** 11% Enterprise, 11% Mid-Market


### 5. [Google Titan Security Key](https://www.g2.com/products/google-titan-security-key/reviews)
  Titan Security Keys are phishing-resistant two-factor authentication (2FA) devices that help protect high-value users such as IT admins. Titan Security Keys work with popular browsers and a growing ecosystem of services that support FIDO standards.


  **Average Rating:** 4.3/5.0
  **Total Reviews:** 10


**Seller Details:**

- **Seller:** [Google](https://www.g2.com/sellers/google)
- **Year Founded:** 1998
- **HQ Location:** Mountain View, CA
- **Twitter:** @google (31,910,461 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/1441/ (336,169 employees on LinkedIn®)
- **Ownership:** NASDAQ:GOOG

**Reviewer Demographics:**
  - **Company Size:** 60% Mid-Market, 20% Small-Business


### 6. [Juniper Networks Security](https://www.g2.com/products/juniper-networks-security/reviews)
  Firewalls, Advanced Threat Protection, and Visibility, Management, and Analytics tools


  **Average Rating:** 4.1/5.0
  **Total Reviews:** 9


**Seller Details:**

- **Seller:** [Juniper Networks](https://www.g2.com/sellers/juniper-networks)
- **Year Founded:** 1996
- **HQ Location:** Sunnyvale, CA
- **LinkedIn® Page:** https://www.linkedin.com/company/2240/ (9,799 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 11% Small-Business


### 7. [Huawei Security](https://www.g2.com/products/huawei-technologies-huawei-security/reviews)
  The cloudification and Internetization of enterprise services transcend the physical boundaries that helped secure traditional IT networks. New threats are becoming increasingly complex and difficult to understand, making traditional passive defense measures less effective. This will cause long threat detection and response times. Huawei SDSec Solution enables more intelligent threat detection, threat response, and security operations and maintenance and improves the threat prevention capabilities of enterprise networks and telecom infrastructure, thus increasing security O&M efficiency and reducing O&M costs.


  **Average Rating:** 4.8/5.0
  **Total Reviews:** 4


**Seller Details:**

- **Seller:** [Huawei Technologies](https://www.g2.com/sellers/huawei-technologies)
- **Year Founded:** 1987
- **HQ Location:** Shenzhen, China
- **Twitter:** @HuaweiEnt (412,898 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/3014/ (135,837 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 25% Small-Business


### 8. [AhnLab XTG](https://www.g2.com/products/ahnlab-xtg/reviews)
  AhnLab XTG(TrusGuard) is the next-generation network firewall offering powerful features and performance including ZTNA to safeguard an organization’s digital future. Why AhnLab XTG(TrusGuard) • Comprehensive ZTNA AhnLab XTG thoroughly verifies the identity of all users and devices inside and outside the network, ensuring minimum privileges and delivering resilient zero trust security. • High-Performance Traffic Processing AhnLab XTG delivers unparalleled traffic processing, a core capability of firewalls by pulling together high-performance hardware, multi-core distribution technology, software acceleration technology, 100G interfaces, and more. • Fueling Secure Remote Access AhnLab XTG supports IPSec and SSL VPNs to forge a secure channel for remote access and communication with various IoT devices. In addition, its “Quantum-VPN (Q-VPN)” provides strong and indecipherable security leveraging quantum password technology. Key Features • Firewall Features AhnLab XTG indeed offers genuine yet top-class firewall features. With its unrivaled traffic processing performance, it intricately allows or blocks inbound and outbound traffic, considering various attributes such as user, device, IP, and URL. • IPSec and SSL VPN IPSec VPN provides secure communication between corporate headquarters and branches, as solid as dedicated lines, while SSL VPN protects network connection from various devices such as PCs, mobile, and IoT devices. • Network Threat Response AhnLab XTG delivers exceptional threat detection and response capabilities by integrating with our industry-leading threat intelligence. The most up-to-date malware and vulnerability signatures always keep our customers cyber-secure. • Application Control AhnLab XTG intricately controls various applications that adversaries can exploit for their malicious campaigns. The next-gen firewall offers distinctive features like application behavior control and unknown application control to prevent breaches from materializing. • Blocking Malicious Websites & C2 IPs Our threat intelligence unit, ASEC, conducts ongoing investigations into malicious websites and C2 IPs at a global scale. It empowers our firewall with up-to-date intelligence in a timely manner to defend against the latest cyber threats at any given moment. • Malware Prevention AhnLab XTG excels in malware filtering by harnessing our renowned AV engine. The next-gen firewall also interacts with our sandbox, AhnLab MDS, to safeguard customers against known and unknown malware or ransomware.


  **Average Rating:** 5.0/5.0
  **Total Reviews:** 1


**Seller Details:**

- **Seller:** [AhnLab](https://www.g2.com/sellers/ahnlab-7be65c0f-4030-4ddd-9d2c-8413df0f9f71)
- **Year Founded:** 1995
- **HQ Location:** Seongnam-si, KR
- **Twitter:** @AhnLab_SecuInfo (2,948 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/ahnlab-inc./ (639 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 100% Enterprise


### 9. [KEYLOK](https://www.g2.com/products/keylok/reviews)
  KEYLOK provides hardware-based security and licensing to Independent Software Vendors (ISVs) and Embedded Systems Manufacturers across the World.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 1


**Seller Details:**

- **Seller:** [KEYLOK](https://www.g2.com/sellers/keylok)
- **Year Founded:** 1980
- **HQ Location:** Lakewood, US
- **LinkedIn® Page:** http://www.linkedin.com/company/keylok (7 employees on LinkedIn®)

**Reviewer Demographics:**
  - **Company Size:** 100% Small-Business


### 10. [Palo Alto K2-Series](https://www.g2.com/products/palo-alto-k2-series/reviews)
  Configurable to meet the security requirements of your existing 4G networks together with future 5G and IoT deployments, the K2-Series 5G-ready Next-Generation Firewalls have been specifically developed for mobile network operators.


  **Average Rating:** 4.5/5.0
  **Total Reviews:** 1


**Seller Details:**

- **Seller:** [Palo Alto Networks](https://www.g2.com/sellers/palo-alto-networks)
- **Year Founded:** 2005
- **HQ Location:** Santa Clara, CA
- **Twitter:** @PaloAltoNtwks (128,788 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/30086/ (21,355 employees on LinkedIn®)
- **Ownership:** NYSE: PANW

**Reviewer Demographics:**
  - **Company Size:** 100% Mid-Market


### 11. [Blue Hexagon](https://www.g2.com/products/blue-hexagon/reviews)
  Network Threat Protection Harnessing Deep Learning




**Seller Details:**

- **Seller:** [Qualys](https://www.g2.com/sellers/qualys)
- **Year Founded:** 1999
- **HQ Location:** Foster City, CA
- **Twitter:** @qualys (34,191 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/8561/ (3,564 employees on LinkedIn®)



### 12. [CloudStats](https://www.g2.com/products/cloudstats/reviews)
  Easy to use and potential to churn out viable results, CloudStats is one of the most trusted tools to do constant server monitoring. The server monitoring grants you an ability to choose your plan as per your needs.




**Seller Details:**

- **Seller:** [CloudStats](https://www.g2.com/sellers/cloudstats)
- **HQ Location:** N/A
- **LinkedIn® Page:** https://www.linkedin.com/company/No-Linkedin-Presence-Added-Intentionally-By-DataOps (1 employees on LinkedIn®)



### 13. [Entrust Hardware Security Module (HSM) Solutions](https://www.g2.com/products/entrust-hardware-security-module-hsm-solutions/reviews)
  Entrust's Hardware Security Module (HSM) Solutions, known as nShield HSMs, are tamper-resistant devices designed to safeguard an organization's most sensitive data by generating, protecting, and managing cryptographic keys. These modules are certified to meet stringent security standards, including FIPS 140-2 and 140-3, ensuring robust protection against evolving cyber threats. Key Features and Functionality: - Comprehensive Key Management: nShield HSMs securely generate, store, and manage cryptographic keys, supporting encryption, decryption, and digital signing operations. - Flexible Deployment Options: Available in various form factors, including on-premises, cloud, and hybrid models, to suit diverse organizational needs. - Scalability: The unique Security World architecture allows for unlimited key storage, facilitating seamless scalability as security requirements grow. - Regulatory Compliance: Helps organizations meet and exceed regulatory standards such as GDPR, PCI DSS, HIPAA, and eIDAS. - Integration Capabilities: Supports over 150 partner integrations, enabling secure operations across a wide range of applications, including PKI, digital signing, and payment processing. Primary Value and Problem Solved: Entrust's nShield HSMs provide a trusted foundation for securing cryptographic processes, ensuring the integrity and confidentiality of sensitive data. By isolating cryptographic keys within a hardened environment, these modules mitigate risks associated with key exposure and unauthorized access. Organizations benefit from enhanced data security, compliance with regulatory requirements, and the agility to adapt to emerging security challenges, including post-quantum threats.




**Seller Details:**

- **Seller:** [Entrust, Inc.](https://www.g2.com/sellers/entrust-inc)
- **Year Founded:** 1969
- **HQ Location:** Minneapolis, MN
- **Twitter:** @Entrust_Corp (6,417 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/entrust/ (3,737 employees on LinkedIn®)
- **Phone:** 1-888-690-2424



### 14. [IMMonitor Enterprise](https://www.g2.com/products/immonitor-enterprise/reviews)
  WSG Internet Behavior Management Gateway




**Seller Details:**

- **Seller:** [WFilter](https://www.g2.com/sellers/wfilter)
- **HQ Location:** Nanjing, CN
- **LinkedIn® Page:** http://www.linkedin.com/company/nanjing-benlu-information-technology-co.-ltd. (1 employees on LinkedIn®)



### 15. [OpenText Forensic Equipment](https://www.g2.com/products/opentext-forensic-equipment/reviews)
  OpenText™ Forensic Equipment is a comprehensive suite of digital forensic hardware tools, including imagers, duplicators, and write-blockers, designed to meet the rigorous demands of forensic investigations with integrity, reliability, and efficiency. These devices enable rapid acquisition of data from a wide range of digital devices while preserving the chain of custody and maintaining compliance with legal and forensic standards. By ensuring evidence integrity and facilitating efficient data collection, OpenText Forensic Equipment empowers investigators to obtain critical evidence with confidence and precision. Key Features and Functionality: - High-Speed Forensic Imaging: Achieves up to five times faster imaging and verification through parallel hash verification and tree hashing, significantly reducing evidence acquisition times. - Wide Device Interface Support: Provides native connectivity to PCIe, USB, SATA, SAS, and network-based (Ethernet) media, ensuring compatibility with a broad range of digital devices. - Intuitive User Interface: Features color touch-screen interfaces with real-time drive and job status indicators, streamlining workflows for investigators at all levels of expertise. - Hardware-Based Write Blocking: Utilizes forensic bridges (write-blockers) to prevent any modification to the original evidence during data acquisition, preserving the integrity of digital evidence. - Portable and Versatile Tools: Designed for both field and lab environments, these tools ensure the ability to acquire data from various device types, enhancing flexibility in evidence collection. Primary Value and Problem Solved: OpenText Forensic Equipment addresses the critical need for reliable and efficient digital evidence collection in forensic investigations. By providing high-speed imaging capabilities, broad device compatibility, and intuitive interfaces, it streamlines the acquisition process, reduces investigation timelines, and ensures the integrity of collected evidence. This comprehensive solution empowers law enforcement, government agencies, and corporate security teams to conduct thorough and defensible digital forensic investigations with confidence.




**Seller Details:**

- **Seller:** [OpenText](https://www.g2.com/sellers/opentext)
- **Year Founded:** 1991
- **HQ Location:** Waterloo, ON
- **Twitter:** @OpenText (21,586 Twitter followers)
- **LinkedIn® Page:** https://www.linkedin.com/company/2709/ (23,339 employees on LinkedIn®)
- **Ownership:** NASDAQ:OTEX



### 16. [Seclab Xchange](https://www.g2.com/products/seclab-xchange/reviews)
  Seclab Xchange is a hardware-enforced network isolation appliance based on a patented Electronic AirGap technology. It physically separates two networks by breaking protocol layers 1 through 4 of the OSI model, making protected assets invisible and inaccessible. Data transits via a non-routable electronic bus connecting three independent processors, each with a dedicated security function. Two independent access controls, require every flow to be authorized on both side by 2 different admins for zero-trust administration. Seclab Xchange supports unidirectional and bidirectional communications without additional software components. It deploys without modifying existing architecture, requires minimal maintenance and no patching effort due to its electronic design. Designed for OT and critical infrastructure environments where availability cannot be compromised, it addresses IT/OT segmentation, critical system isolation, legacy equipment protection and compliance with IEC 62443 or NIS2.




**Seller Details:**

- **Seller:** [Seclab](https://www.g2.com/sellers/seclab)
- **Year Founded:** 2011
- **HQ Location:** Pérols, FR
- **LinkedIn® Page:** https://linkedin.com/company/seclab/ (38 employees on LinkedIn®)



### 17. [Skyron Firewall UTM](https://www.g2.com/products/skyron-firewall-utm/reviews)
  SKYRON FIREWALL BRINGS A SAFE, PERMANENT AND MODERN SOLUTION TO BUSINESS'S INTERNET INFRASTRUCTURE PROBLEMS Wi-Fi service offered by businesses to their customers; SKYRON FIREWALL, which enables it to be carried out safely, in accordance with the legal ground, and in an easy-to-manage way, offers a modular solution according to the characteristics of the enterprises. SERVICE TO PROVIDE INTERNET ACCESS IN THE PUBLIC AREA There is a registration system with Turkish identity verification, which works integrated with the General Directorate of Population and Citizenship Affairs, and a Subscriber Information Management System that allows users to report their Web traffic. INTERNET TRAFFIC SECURITY It has cyber-attack detection and prevention, Web content filtering, user limitation, address blocking, account authorization, and bandwidth load balancing features. GDPR LAW OBLIGATIONS DHCP Logs, Web logs, portal logs are prepared, the transaction is signed with time stamp in accordance with the law no 5651 and archived for 2 years.




**Seller Details:**

- **Seller:** [Heraklet](https://www.g2.com/sellers/heraklet)
- **Year Founded:** 2005
- **HQ Location:** Atasehir, TR
- **LinkedIn® Page:** https://www.linkedin.com/company/heraklet (10 employees on LinkedIn®)



### 18. [Uvation Firewalls](https://www.g2.com/products/uvation-firewalls/reviews)
  Welcome to Uvation's marketplace, where we offer a range of sophisticated firewall security solutions designed to protect your business from cyber threats. Firewalls are a critical component in the defense against unauthorized access, ensuring the integrity and security of your network.




**Seller Details:**

- **Seller:** [Uvation](https://www.g2.com/sellers/uvation)
- **Year Founded:** 2010
- **HQ Location:** Plano, US
- **LinkedIn® Page:** https://www.linkedin.com/company/uvation (53 employees on LinkedIn®)



### 19. [Waterfall Security Solutions Unidirectional Security Gateway](https://www.g2.com/products/waterfall-security-solutions-unidirectional-security-gateway/reviews)
  Waterfall Security Solutions is an industrial cybersecurity company, protecting critical industrial networks since 2007 with a lineup of hardware and software products. Waterfall has revolutionized how entire industries protect physical assets and industrial processes from cyberattacks. Waterfall’s patented, unidirectional products enable safe IT/OT integration, remote access, remote monitoring & diagnostics, cloud connectivity, and tamper-proof forensics, without the risks and threats that always accompany firewalled connectivity. Waterfall has a growing list of customers worldwide including power plants, nuclear plants, onshore/offshore platforms, refineries, rail systems, manufacturing plants, utility companies, and more. Waterfall’s products integrate with a very wide range of industrial systems and are widely recognized for simplifying compliance with security regulations, standards, and best practices.




**Seller Details:**

- **Seller:** [Waterfall Security Soltuions](https://www.g2.com/sellers/waterfall-security-soltuions)
- **Year Founded:** 2007
- **HQ Location:** Rosh HaAyin, IL
- **LinkedIn® Page:** https://www.linkedin.com/company/waterfall-security-solutions-ltd (119 employees on LinkedIn®)





## Parent Category

[IT Hardware](https://www.g2.com/categories/it-hardware)