diff --git a/go.mod b/go.mod
index 195295d..4bc00ac 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/slsa-framework/source-tool
 go 1.24.5
 
 require (
-	github.com/carabiner-dev/signer v0.1.2
+	github.com/carabiner-dev/signer v0.2.1
 	github.com/carabiner-dev/vcslocator v0.3.2
 	github.com/fatih/color v1.18.0
 	github.com/go-git/go-billy/v6 v6.0.0-20250627091229-31e2a16eef30
@@ -175,8 +175,8 @@ require (
 	golang.org/x/net v0.43.0 // indirect
 	golang.org/x/oauth2 v0.30.0 // indirect
 	golang.org/x/sync v0.17.0 // indirect
-	golang.org/x/sys v0.35.0 // indirect
-	golang.org/x/term v0.34.0 // indirect
+	golang.org/x/sys v0.36.0 // indirect
+	golang.org/x/term v0.35.0 // indirect
 	golang.org/x/text v0.29.0 // indirect
 	golang.org/x/time v0.12.0 // indirect
 	golang.org/x/tools v0.36.0 // indirect
diff --git a/go.sum b/go.sum
index 40e5222..26bee72 100644
--- a/go.sum
+++ b/go.sum
@@ -713,8 +713,8 @@ github.com/blang/semver/v4 v4.0.0 h1:1PFHFE6yCCTv8C1TeyNNarDzntLi7wMI5i/pzqYIsAM
 github.com/blang/semver/v4 v4.0.0/go.mod h1:IbckMUScFkM3pff0VJDNKRiT6TG/YpiHIM2yvyW5YoQ=
 github.com/boombuler/barcode v1.0.0/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
 github.com/boombuler/barcode v1.0.1/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
-github.com/carabiner-dev/signer v0.1.2 h1:R0MT947V75vw8sYUrqxzGeXA3wBcDoxkOiEPYWrO0rg=
-github.com/carabiner-dev/signer v0.1.2/go.mod h1:P9jv4aV3QoukE/304ZmhK1mI7B5aZxjgUMuy/fjsjdQ=
+github.com/carabiner-dev/signer v0.2.1 h1:qNRzDFnG+uLWHPTIC36hrh572bs66hYhBOwkGLcsq1I=
+github.com/carabiner-dev/signer v0.2.1/go.mod h1:VvN+m//2sBUQuZUnVie0WpIy+D9+v8+eJDoMG8nugA8=
 github.com/carabiner-dev/vcslocator v0.3.2 h1:/rfhELG1mvqFq0xi8LQSkfpAVoQDCGlWoL6J5tX9Inw=
 github.com/carabiner-dev/vcslocator v0.3.2/go.mod h1:jvYlXLVyqQqkBuSH/CiE1pbHifoPaAhWtUjLquHaBb0=
 github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=
@@ -1646,8 +1646,8 @@ golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
-golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/sys v0.36.0 h1:KVRy2GtZBrk1cBYA7MKu5bEZFxQk4NIDV6RLVcC8o0k=
+golang.org/x/sys v0.36.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.2.0/go.mod h1:TVmDHMZPmdnySmBfhjOoOdhjzdE1h4u1VwSiw2l1Nuc=
@@ -1656,8 +1656,8 @@ golang.org/x/term v0.4.0/go.mod h1:9P2UbLfCdcvo3p/nzKvsmas4TnlujnuoV9hGgYzW1lQ=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/term v0.6.0/go.mod h1:m6U89DPEgQRMq3DNkDClhWw02AUbt2daBVO4cn4Hv9U=
 golang.org/x/term v0.7.0/go.mod h1:P32HKFT3hSsZrRxla30E9HqToFYAQPCMs/zFMBUFqPY=
-golang.org/x/term v0.34.0 h1:O/2T7POpk0ZZ7MAzMeWFSg6S5IpWd/RXDlM9hgM3DR4=
-golang.org/x/term v0.34.0/go.mod h1:5jC53AEywhIVebHgPVeg0mj8OD3VO9OzclacVrqpaAw=
+golang.org/x/term v0.35.0 h1:bZBVKBudEyhRcajGcNc3jIfWPqV4y/Kt2XcoigOWtDQ=
+golang.org/x/term v0.35.0/go.mod h1:TPGtkTLesOwf2DE8CgVYiZinHAOuy5AYUYT1lENIZnA=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=