diff --git a/book/source/02-highlevel.md b/book/source/02-highlevel.md
index f50ad80..65de817 100644
--- a/book/source/02-highlevel.md
+++ b/book/source/02-highlevel.md
@@ -90,7 +90,7 @@ With OpenPGP it's possible to:
 
 - [Encrypt](encryption_chapter) and [Decrypt](decryption_chapter) Messages
 - [Sign](signing_data) and [Verify](verification_chapter) Data
-- [Issue and examine Statements](signatures_chapter) about Keys and Identities (to perform CA-like functionality)
+- [Issue and examine Statements](certifications_chapter) about Keys and Identities (to perform CA-like functionality)
 
 ### Building blocks
 
diff --git a/book/source/06-signatures.md b/book/source/06-certifications.md
similarity index 99%
rename from book/source/06-signatures.md
rename to book/source/06-certifications.md
index 0572567..6b12dde 100644
--- a/book/source/06-signatures.md
+++ b/book/source/06-certifications.md
@@ -1,6 +1,6 @@
-(signatures_chapter)=
+(certifications_chapter)=
 
-# Signatures as "statements"
+# Certification signatures
 
 Signatures make up the magic of OpenPGP.
 They act as the syntax that allows forming and interpreting complex statements about data and identities.