Certified CCSS Auditors

This is our list of currently certified auditors. Please note that while these individuals have proven their knowledge of the CCSS, C4 does not endorse specific CCSSAs. Certification status may vary by version of the CryptoCurrency Security Standard (CCSS). Before engaging a CCSS Auditor, be sure to ask for and verify their Certification ID on our verification page to confirm they are certified for the specific version of the CCSS under which you wish to be audited.

Last NameAuditor NameCompany/firmContact informationCCSS v8.1 CertificationCCSS v9.0 CertificationCertified Until
AndersonS. Dirk Anderson
Imagine Crypto, LLC
dirk.anderson@imaginecrypto.llc
2026/04/23
BothaRuan Botha
Provenance
ruan@provenance.company
2025/10/21
Chang-GuAndrew Chang-Gu
Mandiant, a Google Cloud Company
cyberman@google.com
2026/06/09
ChoiChristine Choi
christinechoi.ccc@gmail.com
2026/09/11
ChowdhurySammy Chowdhury
Prescient Security
sammy.chowdhury@prescientsecurity.com
2026/09/04
CuchJuan Cuch
Hacken
j.cuch@hacken.io
2025/08/30
DurseyPhilip Dursey
HypergameAI
ccssa@hypergame.ai
2026/03/05
KrisjanousMarc Krisjanous
SixBlocks Audit
marc@sixblocksaudit.com
2026/06/22
MoranPhillip Moran
DigOpp
phillip@digopp.group
2026/01/22
RavleAbhay Ravle
abhay_ravle@yahoo.co.uk
2025/12/22
TseJenna Tse
OKX
www.linkedin.com/in/jenna03
2026/05/16
UrrutiaGabi Urrutia
Halborn
gabi.urrutia@halborn.com
2026/07/30
van HeerdenCharné van Heerden
Provenance
charne@provenancecompliance.com
2025/07/30
Last NameAuditor NameCompany/firmContact informationCCSS v8.1 CertificationCCSS v9.0 CertificationCertified Until
AndersonS. Dirk Anderson
Imagine Crypto, LLC
dirk.anderson@imaginecrypto.llc
2026/04/23
BothaRuan Botha
Provenance
ruan@provenance.company
2025/10/21
Chang-GuAndrew Chang-Gu
Mandiant, a Google Cloud Company
cyberman@google.com
2026/06/09
ChoiChristine Choi
christinechoi.ccc@gmail.com
2026/09/11
ChowdhurySammy Chowdhury
Prescient Security
sammy.chowdhury@prescientsecurity.com
2026/09/04
CuchJuan Cuch
Hacken
j.cuch@hacken.io
2025/08/30
DurseyPhilip Dursey
HypergameAI
ccssa@hypergame.ai
2026/03/05
KrisjanousMarc Krisjanous
SixBlocks Audit
marc@sixblocksaudit.com
2026/06/22
MoranPhillip Moran
DigOpp
phillip@digopp.group
2026/01/22
RavleAbhay Ravle
abhay_ravle@yahoo.co.uk
2025/12/22
TseJenna Tse
OKX
www.linkedin.com/in/jenna03
2026/05/16
UrrutiaGabi Urrutia
Halborn
gabi.urrutia@halborn.com
2026/07/30
van HeerdenCharné van Heerden
Provenance
charne@provenancecompliance.com
2025/07/30

The CryptoCurrency Security Standard (CCSS) has been updated to version 9.0. See the updated CCSS here.

Systems certified under 8.1 are still valid.

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