Security and security research

News web sites

Heise Security
https://www.heise.de/security/
Heise Online security news (deutsch)

The Register Security
https://www.theregister.co.uk/security/
The Register security news (english)

Golem.de Security
https://www.golem.de/specials/security/
Golem.de security news (deutsch)

CERT-BUND Meldungen
https://www.bsi.bund.de/DE/Service/Aktuell/Cert_Bund_Meldungen/cert_bund_meldungen_node.html
CERT-Bund Security Meldungen (deutsch)

Manufacturers

Cisco Security Advisories and Alerts
https://tools.cisco.com/security/center/publicationListing.x
Cisco Security Advisories and Alerts

ESET Security blog
https://www.welivesecurity.com/deutsch/
Neuigkeiten, Analysen und Tipps der ESET Sicherheitsexperten

Cisco Talos Intelligence
https://www.talosintelligence.com/vulnerability_reports
Vulnerability reports of Cisco Talos

Security research

The Exploit Database
https://www.exploit-db.com/
Ultimate archive of Exploits, Shellcode, and Security Papers

CVE Details
https://www.cvedetails.com/
The ultimate security vulnerability datasource

Krebs on Security
https://krebsonsecurity.com/
Brian Krebs web site, in-depth security news and investigation

Schneier on Security
https://www.schneier.com/
Bruce Schneier's web site

Key Reinstallation Attacks
https://drownattack.com/
Decrypting RSA with Obsolete and Weakened eNcryption

The Heartbleed Bug
http://heartbleed.com/
Serious vulnerability in the popular OpenSSL cryptographic software library

Security checks

securityheaders.io
https://securityheaders.io/
Check a web servers security-related configuration

VirusTotal
https://www.virustotal.com/
Analyze suspicious files and URLs

Qualys SSL Server test
https://www.ssllabs.com/ssltest/
Analyze TLS (SSL) Certificates

crt.sh Certificate Serach
https://crt.sh
Check Certificates ID's of web servers

Crypto

Let's encrypt
https://letsencrypt.org/
A free, automated and open Certificate Authority

EFF Certbot
https://certbot.eff.org/
EFF's Certbot for Let's encrypt

Xca
https://hohnstaedt.de/xca/
X - Certificate and key management, start your own PKI today

Privacy

webbkoll dataskydd.net
https://webbkoll.dataskydd.net/en
Privacy check for websites

have i been pwned
https://haveibeenpwned.com/
Search data breaches if your e-mail address has been compromised

Internet

www.bgpstream.com
https://www.bgpstream.com/
Hijacks, leaks and outages for BGP (Border Gateway Protocol)

peeringdb.com
https://www.peeringdb.com/
Lookup of global interconnection of networks at Internet Exchange Points (IXPs)

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