diff --git a/services/backup/Cargo.lock b/services/backup/Cargo.lock
--- a/services/backup/Cargo.lock
+++ b/services/backup/Cargo.lock
@@ -759,7 +759,6 @@
  "comm-services-lib",
  "derive_more",
  "once_cell",
- "rand",
  "reqwest",
  "serde",
  "serde_json",
diff --git a/services/backup/Cargo.toml b/services/backup/Cargo.toml
--- a/services/backup/Cargo.toml
+++ b/services/backup/Cargo.toml
@@ -19,7 +19,6 @@
   "blob-client",
 ] }
 once_cell = "1.17"
-rand = "0.8.5"
 tokio = { version = "1.24", features = ["rt-multi-thread", "macros"] }
 tokio-stream = "0.1"
 tracing = "0.1"
diff --git a/services/backup/src/main.rs b/services/backup/src/main.rs
--- a/services/backup/src/main.rs
+++ b/services/backup/src/main.rs
@@ -8,7 +8,6 @@
 pub mod database;
 pub mod error;
 pub mod http;
-pub mod utils;
 
 // re-export this to be available as crate::CONFIG
 pub use config::CONFIG;
diff --git a/services/backup/src/utils.rs b/services/backup/src/utils.rs
deleted file mode 100644
--- a/services/backup/src/utils.rs
+++ /dev/null
@@ -1,28 +0,0 @@
-use rand::{distributions::DistString, CryptoRng, Rng};
-use uuid::Uuid;
-
-use crate::constants::ID_SEPARATOR;
-
-/// Generates a blob `holder` string used to store backup/log data
-/// in Blob service
-pub fn generate_blob_holder(
-  blob_hash: &str,
-  backup_id: &str,
-  resource_id: Option<&str>,
-) -> String {
-  format!(
-    "{backup_id}{sep}{resource_id}{sep}{blob_hash}{sep}{uuid}",
-    backup_id = backup_id,
-    resource_id = resource_id.unwrap_or_default(),
-    blob_hash = blob_hash,
-    sep = ID_SEPARATOR,
-    uuid = Uuid::new_v4()
-  )
-}
-
-pub fn generate_random_string(
-  length: usize,
-  rng: &mut (impl Rng + CryptoRng),
-) -> String {
-  rand::distributions::Alphanumeric.sample_string(rng, length)
-}
diff --git a/services/comm-services-lib/src/tools.rs b/services/comm-services-lib/src/tools.rs
--- a/services/comm-services-lib/src/tools.rs
+++ b/services/comm-services-lib/src/tools.rs
@@ -1,3 +1,5 @@
+use rand::{distributions::DistString, CryptoRng, Rng};
+
 // colon is valid because it is used as a separator
 // in some backup service identifiers
 const VALID_IDENTIFIER_CHARS: &'static [char] = &['_', '-', '=', ':'];
@@ -72,6 +74,13 @@
   }
 }
 
+pub fn generate_random_string(
+  length: usize,
+  rng: &mut (impl Rng + CryptoRng),
+) -> String {
+  rand::distributions::Alphanumeric.sample_string(rng, length)
+}
+
 #[cfg(test)]
 mod valid_identifier_tests {
   use super::*;