Arena Pharmaceuticals is a biopharmaceutical company focused on developing and commercializing therapeutic treatments for various medical conditions. The company conducts research and clinical trials to advance drug candidates targeting immune-inflammatory and cardiovascular diseases. UpGuard continuously monitors the security posture of Pfizer using open-source, commercial, and proprietary threat intelligence feeds. Our analysis is centered on objective, externally verifiable information.
Pfizer's security rating is based on the analysis of their external attack surface. The higher the rating, the better their security posture. Start a free trial to get a more in-depth risk assessment for Pfizer.
Last updated August 22, 2026
This vendor risk report is based on UpGuard's continuous monitoring of Pfizer's security posture using open-source, commercial, and proprietary threat intelligence feeds. The results are summarized into a security rating based on the analysis of hundreds of individual checks across five risk categories: website security, email security, phishing & malware, brand & reputation risk, and network security.
Ensuring the server information header is not exposed reduces the ability of attackers to exploit certain vulnerabilities.
Information about specific technology used on the server is obscured.
The website's Referrer Policy is not configured to allow unsafe information to be sent in the referrer header.
Ensuring the ASP.NET version header is not exposing a specific version makes it harder for attackers to exploit certain vulnerabilities.
Ensuring the ASP.NET version header is not exposed makes it harder for attackers to exploit certain vulnerabilities.
The page appears to be maintained.
DMARC policy was not found. This makes it easier for attackers to send email from this domain. A DMARC policy should be deployed for this domain.
Sender Policy Framework (SPF) records prevent spammers from sending messages with forged addresses.
Sender Policy Framework (SPF) record strictly enforces specific domains allowed to send email on its behalf.
Sender Policy Framework (SPF) record passes basic syntax checks.
Sender Policy Framework (SPF) record does not include the ptr mechanism.
DNSSEC records prevent third parties from forging the records that guarantee a domain's identity. DNSSEC should be configured for this domain.
No unregistered MX records that could lead to receiving mail on behalf of the target organization were detected.
Domain has not expired.
Domain does not expire within 30 days.
Domain is not flagged as inactive.
Domain is not pending deletion with the registrar.
Domain is not pending restoration with the registrar.
Domain is protected from unsolicited deletion requests with the registrar or registry.
Domain is protected from unsolicited transfer requests.
Domain is protected from unsolicited update requests with the registrar or registry.
Domain is not under a DNS resolution hold with the registrar.
Domain is not under a DNS resolution hold with the registry itself.
Domain is not prohibited from renewal at the registry itself.
HTTPS is the standard protocol for secure communication on the internet. All redirects should be performed over HTTPS.
All HTTP requests are redirected to HTTPS.
This IP/domain has not been reported as a source of botnet activity in the last 30 days.
This IP/domain did not appear on any list of IPs and domains known to perform brute force login attempts in the last 30 days.
This IP/domain has been reported for distributing malware in the last 30 days.
This IP/domain has not been reported for performing unsolicited scanning in the last 30 days.
This IP/domain has not been reported as a phishing site in the last 30 days.
This IP/domain has not been reported as a source of botnet activity in the last 90 days.
This IP/domain did not appear on any list of IPs and domains known to perform brute force login attempts in the last 90 days.
This IP/domain has been reported for distributing malware in the last 90 days.
This IP/domain has not been reported for performing unsolicited scanning in the last 90 days.
This IP/domain has not been reported as a phishing site in the last 90 days.
Compare Pfizer's security performance with other companies in their industry.
Mastercard operates a global payment network that processes electronic transactions between financial institutions, merchants, and cardholders. The company provides credit, debit, and prepaid card services, along with payment processing technology and security solutions for digital commerce.
Commonwealth Bank provides financial services including personal and business banking accounts, credit cards, home loans, insurance products, and investment services. The company operates retail branches and digital banking platforms across Australia, offering foreign exchange services and institutional banking solutions.
HP manufactures and sells personal computing devices and printing equipment, including laptops, desktop computers, printers, ink cartridges, and related accessories. The company offers product lines for consumer, gaming, and business markets.
Amazon.com operates an online retail platform offering a wide range of consumer products, including electronics, books, clothing, and household goods. The company also provides cloud computing services through Amazon Web Services and operates digital streaming and subscription services.
Adobe develops and publishes software products for creative professionals, marketers, and enterprises. The company offers applications for graphic design, video editing, web development, photography, and document management. Its products are primarily delivered through cloud-based subscription services.
LinkedIn operates a professional networking platform that connects professionals, employers, and job seekers. The service enables users to create professional profiles, build business networks, search for employment opportunities, and access educational courses and industry content.
The ultimate guide to attack surface and third-party risk management – actionable advice for security teams, managers, and executives.
Security research and global news about data breaches.
Explore resourcesArticles, news, and research on third-party risk management.
Explore resourcesArticles, news, and research on attack surface management.
Explore resourcesArticles, news, and research on cybersecurity.
Explore resources