diff --git a/go.mod b/go.mod
index 21d38d0..39a57bc 100644
--- a/go.mod
+++ b/go.mod
@@ -1,11 +1,11 @@
 module github.com/bitcoinschema/go-bob
 
-go 1.24.1
+go 1.24.3
 
 require (
 	github.com/bitcoinschema/go-bpu v0.2.2
-	github.com/bsv-blockchain/go-sdk v1.1.22
-	github.com/stretchr/testify v1.10.0
+	github.com/bsv-blockchain/go-sdk v1.2.11
+	github.com/stretchr/testify v1.11.1
 )
 
 require (
@@ -14,7 +14,7 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rogpeppe/go-internal v1.13.1 // indirect
-	golang.org/x/crypto v0.35.0 // indirect
+	golang.org/x/crypto v0.43.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index b51f6ba..23abfeb 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/bitcoinschema/go-bpu v0.2.2 h1:F/eIC8XhzwgptpA1+rgYQo8bzT51nVozdXpASsxPIno=
 github.com/bitcoinschema/go-bpu v0.2.2/go.mod h1:zppAI/4uAi+lSKBAc7QtWp98d+iczCB6CnGrGV75fAQ=
-github.com/bsv-blockchain/go-sdk v1.1.22 h1:R5o9spVEfCAt64We1CdyHkCuYT1sdTSfKXp3R10UMkI=
-github.com/bsv-blockchain/go-sdk v1.1.22/go.mod h1:d0HXzhHy21t+7z+LBpDhGyJSBJb8S5HiAmHsBtRKddQ=
+github.com/bsv-blockchain/go-sdk v1.2.11 h1:SK8kDuDZNP3ubvx0AL0bR/I8tXWljJICyUsiF4y9ZkQ=
+github.com/bsv-blockchain/go-sdk v1.2.11/go.mod h1:S+8iokWX2la9G4mzwHIeCvYkADRzcdfk1AprN0z5MDI=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -20,10 +20,10 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII=
 github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
-github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
-github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-golang.org/x/crypto v0.35.0 h1:b15kiHdrGCHrP6LvwaQ3c03kgNhhiMgvlhxHQhmg2Xs=
-golang.org/x/crypto v0.35.0/go.mod h1:dy7dXNW32cAb/6/PRuTNsix8T+vJAqvuIy5Bli/x0YQ=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+golang.org/x/crypto v0.43.0 h1:dduJYIi3A3KOfdGOHX8AVZ/jGiyPa3IbBozJ5kNuE04=
+golang.org/x/crypto v0.43.0/go.mod h1:BFbav4mRNlXJL4wNeejLpWxB7wMbc79PdRGhWKncxR0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=