diff --git a/audits/Audit_OtterSec_Mango_v0.21.0.pdf b/audits/Audit_OtterSec_Mango_v0.21.0.pdf
new file mode 100644
index 000000000..286d0a6b1
Binary files /dev/null and b/audits/Audit_OtterSec_Mango_v0.21.0.pdf differ