diff --git a/.env.example b/.env.example
index 84f82527..1c434a76 100644
--- a/.env.example
+++ b/.env.example
@@ -5,25 +5,28 @@ EIGENDA_PROXY_ADDR=127.0.0.1
 EIGENDA_PROXY_PORT=3100
 
 # Directory path to SRS tables
-EIGENDA_PROXY_EIGENDA_CACHE_PATH=
+EIGENDA_PROXY_TARGET_CACHE_PATH=
 
 # Directory path to g1.point file
-EIGENDA_PROXY_EIGENDA_KZG_G1_PATH=
+EIGENDA_PROXY_TARGET_KZG_G1_PATH=
 
 # Directory path to g2.point.powerOf2 file
-EIGENDA_PROXY_EIGENDA_G2_TAU_PATH=
+EIGENDA_PROXY_TARGET_G2_TAU_PATH=
 
 # RPC endpoint of the EigenDA disperser
-EIGENDA_PROXY_EIGENDA_RPC=
+EIGENDA_PROXY_RPC=
 
 # Wait time between retries of EigenDA blob status queries (default: 5s)
-EIGENDA_PROXY_EIGENDA_STATUS_QUERY_INTERVAL=5s
+EIGENDA_PROXY_STATUS_QUERY_INTERVAL=5s
+
+# Maximum size in string representation (e.g. "10mb", "4 KiB") of blobs to be dispersed and verified using this proxy (default: 2MiB)
+EIGENDA_PROXY_MAX_BLOB_LENGTH=2MiB
 
 # Timeout for aborting an EigenDA blob dispersal (default: 25m0s)
-EIGENDA_PROXY_EIGENDA_STATUS_QUERY_TIMEOUT=25m0s
+EIGENDA_PROXY_STATUS_QUERY_TIMEOUT=25m0s
 
 # Use TLS when connecting to the EigenDA disperser (default: true)
-EIGENDA_PROXY_EIGENDA_GRPC_USE_TLS=true
+EIGENDA_PROXY_GRPC_USE_TLS=true
 
 # Color the log output if in terminal mode (default: false)
 EIGENDA_PROXY_LOG_COLOR=false
@@ -43,3 +46,6 @@ EIGENDA_PROXY_METRICS_ENABLED=false
 
 # Metrics listening port (default: 7300)
 EIGENDA_PROXY_METRICS_PORT=7300
+
+# Private key for signing EigenDA blobs
+EIGENDA_PROXY_SIGNER_PRIVATE_KEY_HEX=
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 24d3e50c..08205e05 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,4 +27,7 @@ go.work
 e2e/resources/kzg/SRSTables/
  
 ## Vscode 
-/.vscode
\ No newline at end of file
+/.vscode
+
+## Idea
+.idea
\ No newline at end of file
diff --git a/eigenda/config.go b/eigenda/config.go
index 4a3e8de5..907f5c29 100644
--- a/eigenda/config.go
+++ b/eigenda/config.go
@@ -181,7 +181,7 @@ func CLIFlags(envPrefix string) []cli.Flag {
 		&cli.StringFlag{
 			Name:    MaxBlobLengthFlagName,
 			Usage:   "Maximum size in string representation (e.g. \"10mb\", \"4 KiB\") of blobs to be dispersed and verified using this proxy. This impacts the number of SRS points loaded into memory.",
-			EnvVars: prefixEnvVars("TARGET_KZG_G1_PATH"),
+			EnvVars: prefixEnvVars("MAX_BLOB_LENGTH"),
 			Value:   "2MiB",
 		},
 		&cli.StringFlag{