Cybersecurity Rating
by ImmuniWeb® CyberScore™
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- Website Security Rating
- Website Privacy Rating
- Encryption Security Rating
- Email Security Rating
- GenAI Exposure Rating
- Dark Web Exposure
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Cybersecurity Rating of citigroup.com
Tested on November 6th, 2026 11:22 GMT+0
Website Security:Tests Finished
Website Privacy:Tests Finished
SSL Security:Tests Finished
Email Security:Test Finished
GenAI Exposure:Test Finished
Website Security Rating | Overview
The total number of subdomains is capped at 50.
| Hostname | URL | Grade | Tested on |
|---|---|---|---|
| citigroup.com | https://www.citigroup.com/global | A+ | November 6th, 2026 11:35 |
| www.citigroup.com | https://www.citigroup.com/global | A+ | November 6th, 2026 11:35 |
| securefiletransfer3.citigroup.com | https://securefiletransfer3.citigroup.com/ | C | November 6th, 2026 11:30 |
| securecredentialserver.citigroup.com | https://securecredentialserver.citigroup.com/login.htm | A+ | November 6th, 2026 11:30 |
| issuerservices.icg.citigroup.com | https://issuerservices.icg.citigroup.com/siteminderagent/forms/login.fcc?TYPE=33554433&REALMOID=06-0002326d-3716-1145-98bc-e645b85000e2&GUID=&SMAUTHREASON=0&METHOD=GET&SMAGENTNAME=-SM-WDMCDKY9ZBgeNIZMomCUwRjzm%2ffX8U0G6s8x7gVgrjXFN1LV5ZV%2bOdW78Si930n%2f6vkFeEZSggLwMVOnGGagfZHakMXkHMWV&TARGET=-SM-%2f | A | November 6th, 2026 11:31 |
Show 46 More
Website Privacy Rating | Overview
The total number of subdomains is capped at 50.
| Hostname | URL | Grade | Tested on |
|---|---|---|---|
| citigroup.com | https://www.citigroup.com/global | F | November 6th, 2026 11:50 |
| www.citigroup.com | https://www.citigroup.com/global | F | November 6th, 2026 11:50 |
| securefiletransfer3.citigroup.com | https://securefiletransfer3.citigroup.com/ | A+ | November 6th, 2026 11:50 |
| securecredentialserver.citigroup.com | https://securecredentialserver.citigroup.com/login.htm | A | November 6th, 2026 11:50 |
| issuerservices.icg.citigroup.com | https://issuerservices.icg.citigroup.com/siteminderagent/forms/login.fcc?TYPE=33554433&REALMOID=06-0002326d-3716-1145-98bc-e645b85000e2&GUID=&SMAUTHREASON=0&METHOD=GET&SMAGENTNAME=-SM-WDMCDKY9ZBgeNIZMomCUwRjzm%2ffX8U0G6s8x7gVgrjXFN1LV5ZV%2bOdW78Si930n%2f6vkFeEZSggLwMVOnGGagfZHakMXkHMWV&TARGET=-SM-%2f | A | November 6th, 2026 11:50 |
Show 46 More
SSL Security Rating | Overview
The total number of subdomains is capped at 50.
| Hostname | URL | Protocol | Grade | Tested on |
|---|---|---|---|---|
| citigroup.com | https://citigroup.com 104.94.222.171:443 | HTTPS | A | November 6th, 2026 11:24 |
| www.citigroup.com | https://www.citigroup.com 23.222.17.206:443 | HTTPS | A | November 6th, 2026 11:24 |
| securefiletransfer3.citigroup.com | https://securefiletransfer3.citigroup.com 192.193.173.116:443 | HTTPS | A+ | November 6th, 2026 11:28 |
| securecredentialserver.citigroup.com | https://securecredentialserver.citigroup.com 52.43.235.22:443 | HTTPS | A+ | November 6th, 2026 11:28 |
| issuerservices.icg.citigroup.com | https://issuerservices.icg.citigroup.com 23.196.3.200:443 | HTTPS | A- | November 6th, 2026 11:28 |
Show 46 More
Email Security Rating | Overview
| Hostname | Grade | Tested on |
|---|---|---|
| citigroup.com | A | November 6th, 2026 11:28 |
- Email Server Security ReportA total of 2 email servers were analyzed. Open relay was not detected, SMTP enumeration was not detected, a secure authentication was enforced across all tested servers, and PTR records were properly configured. The average response latency was approximately 0.048s.
- Email SSL/TLS Encryption ReportSSL/TLS security testing could not be completed for the analyzed email servers.
- Email Server DNS Security ReportSPF is set properly, DKIM is not set, and DMARC is set properly. MTA-STS is not configured for this domain. A and MX DNS records are unsigned.
- Email Server Black and Spam Lists Report1 of 2 email servers were listed on one or more blacklists, with up to 2 blacklist listings detected for a single server.
GenAI Exposure Rating
- No vibe-coded or AI-created code patterns detected across 51 websites.
- No leaks of AI tokens or other AI-related and sensitive data detected on the Dark Web.
- No leaks of AI tokens or other AI-related and sensitive data detected across 51 websites.
Dark Web and Threat Exposure Rating | Overview
| Hostname | Tested on |
|---|---|
| citigroup.com | November 6th, 2026 11:23 |
- Dark Web Exposure ReportNo dark web incidents found.
- Unprotected Cloud Storage ReportA total of 4 buckets detected across 3 cloud storage providers: 2 buckets were detected in Amazon S3; 1 bucket was detected in Google Cloud Storage; 1 bucket was detected in Backblaze B2 Cloud Object Storage.
- Phishing Websites ReportNo potential phishing websites found.
- Cybersquatting Domains Report34 potential cybersquatting domains detected. Example domains: citigroup.yoquierounodeesos.cl, citigroupchina.com and citigroup-eu.com; additional cybersquatting domains are available in the detailed report.
- Typosquatting Domains Report6 potential typosquatting domains detected. Example domains: citigropu.com, citigrpup.com and citiroup.com; additional typosquatting domains are available in the detailed report.
- Fake Accounts in Social Media Report26 squatted social network accounts detected across 5 social networks. Most affected social networks include Blogspot with 10 accounts including citigroupalumni.blogspot.com and citigroupbank.blogspot.com, WordPress with 7 accounts including citigroupasia.wordpress.com and citigroupblog.wordpress.com and YouTube with 6 accounts including @citigroup2000 and @citigroup2013; the full list is available in the detailed report.
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